102560645 has 8 divisors (see below), whose sum is σ = 134261280. Its totient is φ = 74589520.

The previous prime is 102560629. The next prime is 102560659. The reversal of 102560645 is 546065201.

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

It is not a de Polignac number, because 102560645 - 2⁴ = 102560629 is a prime.

It is a congruent number.

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, 932315 + ... + 932424.

It is an arithmetic number, because the mean of its divisors is an integer number (16782660).

Almost surely, 2^102560645 is an apocalyptic number.

It is an amenable number.

102560645 is a deficient number, since it is larger than the sum of its proper divisors (31700635).

102560645 is a wasteful number, since it uses less digits than its factorization.

102560645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864755.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 102560645 is about 10127.2229658480. Note that the first 3 decimals coincide. The cubic root of 102560645 is about 468.0873607217.

The spelling of 102560645 in words is "one hundred two million, five hundred sixty thousand, six hundred forty-five".