2297502157 has 2 divisors, whose sum is σ = 2297502158. Its totient is φ = 2297502156.

The previous prime is 2297502143. The next prime is 2297502203. The reversal of 2297502157 is 7512057922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1171966756 + 1125535401 = 34234^2 + 33549^2 .

It is a cyclic number.

It is not a de Polignac number, because 2297502157 - 2¹¹ = 2297500109 is a prime.

It is a super-2 number, since 2×2297502157² = 10557032322839305298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2297542157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1148751078 + 1148751079.

It is an arithmetic number, because the mean of its divisors is an integer number (1148751079).

Almost surely, 2^2297502157 is an apocalyptic number.

It is an amenable number.

2297502157 is a deficient number, since it is larger than the sum of its proper divisors (1).

2297502157 is an equidigital number, since it uses as much as digits as its factorization.

2297502157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88200, while the sum is 40.

The square root of 2297502157 is about 47932.2663453336. The cubic root of 2297502157 is about 1319.5280982644.

The spelling of 2297502157 in words is "two billion, two hundred ninety-seven million, five hundred two thousand, one hundred fifty-seven".