13357402 has 4 divisors (see below), whose sum is σ = 20036106. Its totient is φ = 6678700.

The previous prime is 13357397. The next prime is 13357441. The reversal of 13357402 is 20475331.

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., 12257001 + 1100401 = 3501^2 + 1049^2 .

It is an unprimeable number.

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, 3339349 + ... + 3339352.

Almost surely, 2^13357402 is an apocalyptic number.

13357402 is a deficient number, since it is larger than the sum of its proper divisors (6678704).

13357402 is an equidigital number, since it uses as much as digits as its factorization.

13357402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6678703.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 13357402 is about 3654.7779686323. Note that the first 3 decimals coincide. The cubic root of 13357402 is about 237.2688173296.

The spelling of 13357402 in words is "thirteen million, three hundred fifty-seven thousand, four hundred two".