125612036 has 36 divisors (see below), whose sum is σ = 243940620. Its totient is φ = 56548800.

The previous prime is 125612033. The next prime is 125612057. The reversal of 125612036 is 630216521.

It can be written as a sum of positive squares in 2 ways, for example, as 29767936 + 95844100 = 5456^2 + 9790^2 .

It is a junction number, because it is equal to n+sod(n) for n = 125611996 and 125612014.

It is not an unprimeable number, because it can be changed into a prime (125612033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51566 + ... + 53946.

Almost surely, 2^125612036 is an apocalyptic number.

It is an amenable number.

125612036 is a deficient number, since it is larger than the sum of its proper divisors (118328584).

125612036 is a wasteful number, since it uses less digits than its factorization.

125612036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2516 (or 2503 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 125612036 is about 11207.6775471103. The cubic root of 125612036 is about 500.8147197424.

Adding to 125612036 its reverse (630216521), we get a palindrome (755828557).

The spelling of 125612036 in words is "one hundred twenty-five million, six hundred twelve thousand, thirty-six".