1137875657 has 2 divisors, whose sum is σ = 1137875658. Its totient is φ = 1137875656.

The previous prime is 1137875633. The next prime is 1137875659. The reversal of 1137875657 is 7565787311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1127012041 + 10863616 = 33571^2 + 3296^2 .

It is an emirp because it is prime and its reverse (7565787311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1137875657 - 2¹⁴ = 1137859273 is a prime.

It is a super-2 number, since 2×1137875657² = 2589522021586363298, which contains 22 as substring.

Together with 1137875659, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1137875659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568937828 + 568937829.

It is an arithmetic number, because the mean of its divisors is an integer number (568937829).

Almost surely, 2^1137875657 is an apocalyptic number.

It is an amenable number.

1137875657 is a deficient number, since it is larger than the sum of its proper divisors (1).

1137875657 is an equidigital number, since it uses as much as digits as its factorization.

1137875657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1234800, while the sum is 50.

The square root of 1137875657 is about 33732.4125582503. The cubic root of 1137875657 is about 1043.9946397189.

The spelling of 1137875657 in words is "one billion, one hundred thirty-seven million, eight hundred seventy-five thousand, six hundred fifty-seven".