102256525 has 24 divisors (see below), whose sum is σ = 146222784. Its totient is φ = 69484800.

The previous prime is 102256519. The next prime is 102256559. The reversal of 102256525 is 525652201.

It is not a de Polignac number, because 102256525 - 2⁷ = 102256397 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102256493 and 102256502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17190 + ... + 22360.

It is an arithmetic number, because the mean of its divisors is an integer number (6092616).

Almost surely, 2^102256525 is an apocalyptic number.

It is an amenable number.

102256525 is a deficient number, since it is larger than the sum of its proper divisors (43966259).

102256525 is a wasteful number, since it uses less digits than its factorization.

102256525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5301 (or 5296 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 102256525 is about 10112.1968434164. The cubic root of 102256525 is about 467.6242341910.

The spelling of 102256525 in words is "one hundred two million, two hundred fifty-six thousand, five hundred twenty-five".