125992 has 8 divisors (see below), whose sum is σ = 236250. Its totient is φ = 62992.

The previous prime is 125963. The next prime is 126001. The reversal of 125992 is 299521.

It can be written as a sum of positive squares in only one way, i.e., 125316 + 676 = 354^2 + 26^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 125992.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7867 + ... + 7882.

2¹²⁵⁹⁹² is an apocalyptic number.

It is an amenable number.

125992 is a deficient number, since it is larger than the sum of its proper divisors (110258).

125992 is a wasteful number, since it uses less digits than its factorization.

125992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15755 (or 15751 counting only the distinct ones).

The product of its digits is 1620, while the sum is 28.

The square root of 125992 is about 354.9535180837. The cubic root of 125992 is about 50.1319183118.

The spelling of 125992 in words is "one hundred twenty-five thousand, nine hundred ninety-two".