102825525 has 48 divisors (see below), whose sum is σ = 193559040. Its totient is φ = 47678400.

The previous prime is 102825517. The next prime is 102825539. The reversal of 102825525 is 525528201.

It is not a de Polignac number, because 102825525 - 2³ = 102825517 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 102825492 and 102825501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16266 + ... + 21684.

It is an arithmetic number, because the mean of its divisors is an integer number (4032480).

Almost surely, 2^102825525 is an apocalyptic number.

102825525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

102825525 is a deficient number, since it is larger than the sum of its proper divisors (90733515).

102825525 is a wasteful number, since it uses less digits than its factorization.

102825525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5466 (or 5461 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

The square root of 102825525 is about 10140.2921555545. The cubic root of 102825525 is about 468.4899855751.

The spelling of 102825525 in words is "one hundred two million, eight hundred twenty-five thousand, five hundred twenty-five".