14397157 has 2 divisors, whose sum is σ = 14397158. Its totient is φ = 14397156.

The previous prime is 14397139. The next prime is 14397169. The reversal of 14397157 is 75179341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12630916 + 1766241 = 3554^2 + 1329^2 .

It is a cyclic number.

It is not a de Polignac number, because 14397157 - 2⁷ = 14397029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14397127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7198578 + 7198579.

It is an arithmetic number, because the mean of its divisors is an integer number (7198579).

Almost surely, 2^14397157 is an apocalyptic number.

It is an amenable number.

14397157 is a deficient number, since it is larger than the sum of its proper divisors (1).

14397157 is an equidigital number, since it uses as much as digits as its factorization.

14397157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26460, while the sum is 37.

The square root of 14397157 is about 3794.3585755698. The cubic root of 14397157 is about 243.2720679356.

The spelling of 14397157 in words is "fourteen million, three hundred ninety-seven thousand, one hundred fifty-seven".