13157567 has 2 divisors, whose sum is σ = 13157568. Its totient is φ = 13157566.

The previous prime is 13157563. The next prime is 13157611. The reversal of 13157567 is 76575131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13157567 - 2² = 13157563 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13157563) 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, 6578783 + 6578784.

It is an arithmetic number, because the mean of its divisors is an integer number (6578784).

Almost surely, 2^13157567 is an apocalyptic number.

13157567 is a deficient number, since it is larger than the sum of its proper divisors (1).

13157567 is an equidigital number, since it uses as much as digits as its factorization.

13157567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22050, while the sum is 35.

The square root of 13157567 is about 3627.3360748627. The cubic root of 13157567 is about 236.0796377313.

The spelling of 13157567 in words is "thirteen million, one hundred fifty-seven thousand, five hundred sixty-seven".