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14664001 = 111333091
BaseRepresentation
bin110111111100…
…000101000001
31000121000020011
4313330011001
512223222001
61242144521
7235433122
oct67740501
930530204
1014664001
118306310
124ab2141
133065731
141d3a049
151449d51
hexdfc141

14664001 has 4 divisors (see below), whose sum is σ = 15997104. Its totient is φ = 13330900.

The previous prime is 14663993. The next prime is 14664011. The reversal of 14664001 is 10046641.

14664001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10046641 = 11913331.

It is not a de Polignac number, because 14664001 - 23 = 14663993 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14664011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 666535 + ... + 666556.

It is an arithmetic number, because the mean of its divisors is an integer number (3999276).

Almost surely, 214664001 is an apocalyptic number.

14664001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14664001 is a deficient number, since it is larger than the sum of its proper divisors (1333103).

14664001 is a wasteful number, since it uses less digits than its factorization.

14664001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333102.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 14664001 is about 3829.3603904569. The cubic root of 14664001 is about 244.7658515402.

The spelling of 14664001 in words is "fourteen million, six hundred sixty-four thousand, one".

Divisors: 1 11 1333091 14664001