13125916 has 12 divisors (see below), whose sum is σ = 23969232. Its totient is φ = 6277568.

The previous prime is 13125899. The next prime is 13125923. The reversal of 13125916 is 61952131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71245 + ... + 71428.

It is an arithmetic number, because the mean of its divisors is an integer number (1997436).

Almost surely, 2^13125916 is an apocalyptic number.

It is an amenable number.

13125916 is a deficient number, since it is larger than the sum of its proper divisors (10843316).

13125916 is a wasteful number, since it uses less digits than its factorization.

13125916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142700 (or 142698 counting only the distinct ones).

The product of its digits is 1620, while the sum is 28.

The square root of 13125916 is about 3622.9706043522. The cubic root of 13125916 is about 235.8901863900.

It can be divided in two parts, 13125 and 916, that added together give a palindrome (14041).

The spelling of 13125916 in words is "thirteen million, one hundred twenty-five thousand, nine hundred sixteen".