125632516 has 12 divisors (see below), whose sum is σ = 232789788. Its totient is φ = 59121152.

The previous prime is 125632513. The next prime is 125632517. The reversal of 125632516 is 615236521.

It can be written as a sum of positive squares in 2 ways, for example, as 49000000 + 76632516 = 7000^2 + 8754^2 .

It is not an unprimeable number, because it can be changed into a prime (125632513) 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, 923701 + ... + 923836.

It is an arithmetic number, because the mean of its divisors is an integer number (19399149).

Almost surely, 2^125632516 is an apocalyptic number.

It is an amenable number.

125632516 is a deficient number, since it is larger than the sum of its proper divisors (107157272).

125632516 is a wasteful number, since it uses less digits than its factorization.

125632516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1847558 (or 1847556 counting only the distinct ones).

The product of its digits is 10800, while the sum is 31.

The square root of 125632516 is about 11208.5911692773. The cubic root of 125632516 is about 500.8419361579.

The spelling of 125632516 in words is "one hundred twenty-five million, six hundred thirty-two thousand, five hundred sixteen".