13437713 has 2 divisors, whose sum is σ = 13437714. Its totient is φ = 13437712.

The previous prime is 13437703. The next prime is 13437733. The reversal of 13437713 is 31773431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8133904 + 5303809 = 2852^2 + 2303^2 .

It is a cyclic number.

It is not a de Polignac number, because 13437713 - 2¹² = 13433617 is a prime.

It is not a weakly prime, because it can be changed into another prime (13437703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6718856 + 6718857.

It is an arithmetic number, because the mean of its divisors is an integer number (6718857).

Almost surely, 2^13437713 is an apocalyptic number.

It is an amenable number.

13437713 is a deficient number, since it is larger than the sum of its proper divisors (1).

13437713 is an equidigital number, since it uses as much as digits as its factorization.

13437713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5292, while the sum is 29.

The square root of 13437713 is about 3665.7486274975. The cubic root of 13437713 is about 237.7433914829.

The spelling of 13437713 in words is "thirteen million, four hundred thirty-seven thousand, seven hundred thirteen".