104253657 has 4 divisors (see below), whose sum is σ = 139004880. Its totient is φ = 69502436.

The previous prime is 104253607. The next prime is 104253701. The reversal of 104253657 is 756352401.

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 a cyclic number.

It is not a de Polignac number, because 104253657 - 2⁶ = 104253593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104253607) 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, 17375607 + ... + 17375612.

It is an arithmetic number, because the mean of its divisors is an integer number (34751220).

Almost surely, 2^104253657 is an apocalyptic number.

It is an amenable number.

104253657 is a deficient number, since it is larger than the sum of its proper divisors (34751223).

104253657 is an equidigital number, since it uses as much as digits as its factorization.

104253657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34751222.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 104253657 is about 10210.4680108211. The cubic root of 104253657 is about 470.6489556578.

The spelling of 104253657 in words is "one hundred four million, two hundred fifty-three thousand, six hundred fifty-seven".