8597040157 has 2 divisors, whose sum is σ = 8597040158. Its totient is φ = 8597040156.

The previous prime is 8597040017. The next prime is 8597040163. The reversal of 8597040157 is 7510407958.

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., 7670081241 + 926958916 = 87579^2 + 30446^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8597040157 is a prime.

It is a super-2 number, since 2×8597040157² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8597040167) 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, 4298520078 + 4298520079.

It is an arithmetic number, because the mean of its divisors is an integer number (4298520079).

Almost surely, 2^8597040157 is an apocalyptic number.

It is an amenable number.

8597040157 is a deficient number, since it is larger than the sum of its proper divisors (1).

8597040157 is an equidigital number, since it uses as much as digits as its factorization.

8597040157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 352800, while the sum is 46.

The square root of 8597040157 is about 92720.2251776817. The cubic root of 8597040157 is about 2048.5645439360.

The spelling of 8597040157 in words is "eight billion, five hundred ninety-seven million, forty thousand, one hundred fifty-seven".