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144074011 = 1117128983
BaseRepresentation
bin10001001011001…
…10010100011011
3101001002201101111
420211212110123
5243340332021
622144001151
73366415564
oct1045462433
9331081344
10144074011
1174364a34
12403001b7
1323b057c3
14151c516b
15c9ad8e1
hex896651b

144074011 has 4 divisors (see below), whose sum is σ = 144204112. Its totient is φ = 143943912.

The previous prime is 144073991. The next prime is 144074023. The reversal of 144074011 is 110470441.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110470441 = 412694401.

It is a cyclic number.

It is not a de Polignac number, because 144074011 - 27 = 144073883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144074111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63375 + ... + 65608.

It is an arithmetic number, because the mean of its divisors is an integer number (36051028).

Almost surely, 2144074011 is an apocalyptic number.

144074011 is a deficient number, since it is larger than the sum of its proper divisors (130101).

144074011 is a wasteful number, since it uses less digits than its factorization.

144074011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130100.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 144074011 is about 12003.0833955280. The cubic root of 144074011 is about 524.2380614671.

The spelling of 144074011 in words is "one hundred forty-four million, seventy-four thousand, eleven".

Divisors: 1 1117 128983 144074011