125696052 has 36 divisors (see below), whose sum is σ = 325124800. Its totient is φ = 40923792.

The previous prime is 125696027. The next prime is 125696059. The reversal of 125696052 is 250696521.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 125695998 and 125696016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125696059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39052 + ... + 42147.

Almost surely, 2^125696052 is an apocalyptic number.

125696052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125696052 is an abundant number, since it is smaller than the sum of its proper divisors (199428748).

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

125696052 is a wasteful number, since it uses less digits than its factorization.

125696052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81252 (or 81247 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 125696052 is about 11211.4250655303. The cubic root of 125696052 is about 500.9263520173.

The spelling of 125696052 in words is "one hundred twenty-five million, six hundred ninety-six thousand, fifty-two".