13580929 has 2 divisors, whose sum is σ = 13580930. Its totient is φ = 13580928.

The previous prime is 13580921. The next prime is 13580933. The reversal of 13580929 is 92908531.

13580929 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13490929 + 90000 = 3673^2 + 300^2 .

It is an emirp because it is prime and its reverse (92908531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13580929 - 2³ = 13580921 is a prime.

It is not a weakly prime, because it can be changed into another prime (13580921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6790464 + 6790465.

It is an arithmetic number, because the mean of its divisors is an integer number (6790465).

Almost surely, 2^13580929 is an apocalyptic number.

It is an amenable number.

13580929 is a deficient number, since it is larger than the sum of its proper divisors (1).

13580929 is an equidigital number, since it uses as much as digits as its factorization.

13580929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 13580929 is about 3685.2312003455. The cubic root of 13580929 is about 238.5850130653.

The spelling of 13580929 in words is "thirteen million, five hundred eighty thousand, nine hundred twenty-nine".