13098157 has 2 divisors, whose sum is σ = 13098158. Its totient is φ = 13098156.

The previous prime is 13098149. The next prime is 13098161. The reversal of 13098157 is 75189031.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9616201 + 3481956 = 3101^2 + 1866^2 .

It is an emirp because it is prime and its reverse (75189031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13098157 - 2³ = 13098149 is a prime.

It is equal to p₈₅₅₁₇₈ and since 13098157 and 855178 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13098167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6549078 + 6549079.

It is an arithmetic number, because the mean of its divisors is an integer number (6549079).

Almost surely, 2^13098157 is an apocalyptic number.

It is an amenable number.

13098157 is a deficient number, since it is larger than the sum of its proper divisors (1).

13098157 is an equidigital number, since it uses as much as digits as its factorization.

13098157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 34.

The square root of 13098157 is about 3619.1376044577. The cubic root of 13098157 is about 235.7237802988.

The spelling of 13098157 in words is "thirteen million, ninety-eight thousand, one hundred fifty-seven".