125165892 has 12 divisors (see below), whose sum is σ = 292053776. Its totient is φ = 41721960.

The previous prime is 125165891. The next prime is 125165893. The reversal of 125165892 is 298561521.

It is an interprime number because it is at equal distance from previous prime (125165891) and next prime (125165893).

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 125165892.

It is not an unprimeable number, because it can be changed into a prime (125165891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5215234 + ... + 5215257.

Almost surely, 2^125165892 is an apocalyptic number.

125165892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125165892 is an abundant number, since it is smaller than the sum of its proper divisors (166887884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125165892 is a wasteful number, since it uses less digits than its factorization.

125165892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10430498 (or 10430496 counting only the distinct ones).

The product of its digits is 43200, while the sum is 39.

The square root of 125165892 is about 11187.7563434319. The cubic root of 125165892 is about 500.2210915560.

The spelling of 125165892 in words is "one hundred twenty-five million, one hundred sixty-five thousand, eight hundred ninety-two".