125612 has 12 divisors (see below), whose sum is σ = 227136. Its totient is φ = 60720.

The previous prime is 125597. The next prime is 125617. The reversal of 125612 is 216521.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (125617) by changing a digit.

125612 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 in 3 ways as a sum of consecutive naturals, for example, 383 + ... + 630.

It is an arithmetic number, because the mean of its divisors is an integer number (18928).

2¹²⁵⁶¹² is an apocalyptic number.

It is an amenable number.

125612 is a deficient number, since it is larger than the sum of its proper divisors (101524).

125612 is a wasteful number, since it uses less digits than its factorization.

125612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048 (or 1046 counting only the distinct ones).

The product of its digits is 120, while the sum is 17.

The square root of 125612 is about 354.4178325085. The cubic root of 125612 is about 50.0814671898.

Subtracting 125612 from its reverse (216521), we obtain a palindrome (90909).

It can be divided in two parts, 125 and 612, that added together give a palindrome (737).

The spelling of 125612 in words is "one hundred twenty-five thousand, six hundred twelve".