13580737 has 2 divisors, whose sum is σ = 13580738. Its totient is φ = 13580736.

The previous prime is 13580731. The next prime is 13580747. The reversal of 13580737 is 73708531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13549761 + 30976 = 3681^2 + 176^2 .

It is a cyclic number.

It is not a de Polignac number, because 13580737 - 2²³ = 5192129 is a prime.

It is not a weakly prime, because it can be changed into another prime (13580731) 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 as a sum of consecutive naturals, namely, 6790368 + 6790369.

It is an arithmetic number, because the mean of its divisors is an integer number (6790369).

Almost surely, 2^13580737 is an apocalyptic number.

It is an amenable number.

13580737 is a deficient number, since it is larger than the sum of its proper divisors (1).

13580737 is an equidigital number, since it uses as much as digits as its factorization.

13580737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 13580737 is about 3685.2051503275. The cubic root of 13580737 is about 238.5838887304.

The spelling of 13580737 in words is "thirteen million, five hundred eighty thousand, seven hundred thirty-seven".