13401379 has 2 divisors, whose sum is σ = 13401380. Its totient is φ = 13401378.

The previous prime is 13401359. The next prime is 13401391. The reversal of 13401379 is 97310431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13401379 - 2⁹ = 13400867 is a prime.

It is not a weakly prime, because it can be changed into another prime (13401329) 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, 6700689 + 6700690.

It is an arithmetic number, because the mean of its divisors is an integer number (6700690).

Almost surely, 2^13401379 is an apocalyptic number.

13401379 is a deficient number, since it is larger than the sum of its proper divisors (1).

13401379 is an equidigital number, since it uses as much as digits as its factorization.

13401379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 13401379 is about 3660.7893957451. The cubic root of 13401379 is about 237.5289213164.

The spelling of 13401379 in words is "thirteen million, four hundred one thousand, three hundred seventy-nine".