101256904 has 32 divisors (see below), whose sum is σ = 218329920. Its totient is φ = 43125696.

The previous prime is 101256877. The next prime is 101256917. The reversal of 101256904 is 409652101.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3582 + ... + 14674.

It is an arithmetic number, because the mean of its divisors is an integer number (6822810).

Almost surely, 2^101256904 is an apocalyptic number.

101256904 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

101256904 is an abundant number, since it is smaller than the sum of its proper divisors (117073016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101256904 is a wasteful number, since it uses less digits than its factorization.

101256904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11269 (or 11265 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 101256904 is about 10062.6489554192. The cubic root of 101256904 is about 466.0954693971.

The spelling of 101256904 in words is "one hundred one million, two hundred fifty-six thousand, nine hundred four".