125515332 has 72 divisors (see below), whose sum is σ = 331749600. Its totient is φ = 41492736.

The previous prime is 125515319. The next prime is 125515367. The reversal of 125515332 is 233515521.

It is a happy number.

125515332 is a `hidden beast` number, since 125 + 5 + 1 + 533 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 125515296 and 125515305.

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, 134644 + ... + 135572.

Almost surely, 2^125515332 is an apocalyptic number.

125515332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125515332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165874800).

125515332 is an abundant number, since it is smaller than the sum of its proper divisors (206234268).

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

125515332 is a wasteful number, since it uses less digits than its factorization.

125515332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087 (or 1073 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 125515332 is about 11203.3625309547. The cubic root of 125515332 is about 500.6861672516.

The spelling of 125515332 in words is "one hundred twenty-five million, five hundred fifteen thousand, three hundred thirty-two".