13367521924 has 9 divisors (see below), whose sum is σ = 23393568037. Its totient is φ = 6683645344.

The previous prime is 13367521901. The next prime is 13367521927. The reversal of 13367521924 is 42912576331.

The square root of 13367521924 is 115618.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 6081192324 + 7286329600 = 77982^2 + 85360^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13367521927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 202332 + ... + 260140.

Almost surely, 2^13367521924 is an apocalyptic number.

13367521924 is the 115618-th square number.

It is an amenable number.

13367521924 is a deficient number, since it is larger than the sum of its proper divisors (10026046113).

13367521924 is an frugal number, since it uses more digits than its factorization.

13367521924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115622 (or 57811 counting only the distinct ones).

The product of its digits is 272160, while the sum is 43.

The spelling of 13367521924 in words is "thirteen billion, three hundred sixty-seven million, five hundred twenty-one thousand, nine hundred twenty-four".