102864057 has 8 divisors (see below), whose sum is σ = 137357376. Its totient is φ = 68473392.

The previous prime is 102864049. The next prime is 102864071. The reversal of 102864057 is 750468201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102864057 - 2³ = 102864049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102864017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23293 + ... + 27354.

It is an arithmetic number, because the mean of its divisors is an integer number (17169672).

Almost surely, 2^102864057 is an apocalyptic number.

It is an amenable number.

102864057 is a deficient number, since it is larger than the sum of its proper divisors (34493319).

102864057 is an equidigital number, since it uses as much as digits as its factorization.

102864057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51327.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 102864057 is about 10142.1919228538. The cubic root of 102864057 is about 468.5484976411.

The spelling of 102864057 in words is "one hundred two million, eight hundred sixty-four thousand, fifty-seven".