125251525 has 24 divisors (see below), whose sum is σ = 179184960. Its totient is φ = 85071360.

The previous prime is 125251519. The next prime is 125251571. The reversal of 125251525 is 525152521.

It is not a de Polignac number, because 125251525 - 2⁹ = 125251013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125251493 and 125251502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15381 + ... + 22069.

It is an arithmetic number, because the mean of its divisors is an integer number (7466040).

Almost surely, 2^125251525 is an apocalyptic number.

It is an amenable number.

125251525 is a deficient number, since it is larger than the sum of its proper divisors (53933435).

125251525 is a wasteful number, since it uses less digits than its factorization.

125251525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6813 (or 6808 counting only the distinct ones).

The product of its digits is 5000, while the sum is 28.

The square root of 125251525 is about 11191.5827745677. The cubic root of 125251525 is about 500.3351419762.

The spelling of 125251525 in words is "one hundred twenty-five million, two hundred fifty-one thousand, five hundred twenty-five".