13057346 has 4 divisors (see below), whose sum is σ = 19586022. Its totient is φ = 6528672.

The previous prime is 13057339. The next prime is 13057361. The reversal of 13057346 is 64375031.

13057346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8265625 + 4791721 = 2875^2 + 2189^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3264335 + ... + 3264338.

Almost surely, 2^13057346 is an apocalyptic number.

13057346 is a deficient number, since it is larger than the sum of its proper divisors (6528676).

13057346 is an equidigital number, since it uses as much as digits as its factorization.

13057346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6528675.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 13057346 is about 3613.4949840840. The cubic root of 13057346 is about 235.4787042949.

The spelling of 13057346 in words is "thirteen million, fifty-seven thousand, three hundred forty-six".