125516 has 6 divisors (see below), whose sum is σ = 219660. Its totient is φ = 62756.

The previous prime is 125509. The next prime is 125527. The reversal of 125516 is 615521.

It is an unprimeable number.

125516 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15686 + ... + 15693.

It is an arithmetic number, because the mean of its divisors is an integer number (36610).

2¹²⁵⁵¹⁶ is an apocalyptic number.

It is an amenable number.

125516 is a deficient number, since it is larger than the sum of its proper divisors (94144).

125516 is a wasteful number, since it uses less digits than its factorization.

125516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31383 (or 31381 counting only the distinct ones).

The product of its digits is 300, while the sum is 20.

The square root of 125516 is about 354.2823732561. The cubic root of 125516 is about 50.0687055477.

The spelling of 125516 in words is "one hundred twenty-five thousand, five hundred sixteen".