125725887 has 12 divisors (see below), whose sum is σ = 207547600. Its totient is φ = 71843328.

The previous prime is 125725883. The next prime is 125725891. The reversal of 125725887 is 788527521.

125725887 is a `hidden beast` number, since 12 + 57 + 2 + 588 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (125725883) and next prime (125725891).

It is not a de Polignac number, because 125725887 - 2² = 125725883 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125725883) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 997762 + ... + 997887.

Almost surely, 2^125725887 is an apocalyptic number.

125725887 is a deficient number, since it is larger than the sum of its proper divisors (81821713).

125725887 is a wasteful number, since it uses less digits than its factorization.

125725887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1995662 (or 1995659 counting only the distinct ones).

The product of its digits is 313600, while the sum is 45.

The square root of 125725887 is about 11212.7555489273. The cubic root of 125725887 is about 500.9659818895.

The spelling of 125725887 in words is "one hundred twenty-five million, seven hundred twenty-five thousand, eight hundred eighty-seven".