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1014312061 = 7144901723
BaseRepresentation
bin111100011101010…
…010110001111101
32121200121101120101
4330131102301331
54034130441221
6244352121101
734064340010
oct7435226175
92550541511
101014312061
11480609734
12243836191
131321ab669
14989d5377
155e0abd91
hex3c752c7d

1014312061 has 4 divisors (see below), whose sum is σ = 1159213792. Its totient is φ = 869410332.

The previous prime is 1014312059. The next prime is 1014312067. The reversal of 1014312061 is 1602134101.

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.

It is not a de Polignac number, because 1014312061 - 21 = 1014312059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1014312067) 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, 72450855 + ... + 72450868.

It is an arithmetic number, because the mean of its divisors is an integer number (289803448).

Almost surely, 21014312061 is an apocalyptic number.

It is an amenable number.

1014312061 is a deficient number, since it is larger than the sum of its proper divisors (144901731).

1014312061 is an equidigital number, since it uses as much as digits as its factorization.

1014312061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144901730.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1014312061 is about 31848.2662165462. The cubic root of 1014312061 is about 1004.7481068006.

Adding to 1014312061 its reverse (1602134101), we get a palindrome (2616446162).

The spelling of 1014312061 in words is "one billion, fourteen million, three hundred twelve thousand, sixty-one".

Divisors: 1 7 144901723 1014312061