1137958161 has 8 divisors (see below), whose sum is σ = 1531458144. Its totient is φ = 751548480.

The previous prime is 1137958153. The next prime is 1137958163. The reversal of 1137958161 is 1618597311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1137958161 - 2³ = 1137958153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1137958163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1772200 + ... + 1772841.

It is an arithmetic number, because the mean of its divisors is an integer number (191432268).

Almost surely, 2^1137958161 is an apocalyptic number.

It is an amenable number.

1137958161 is a deficient number, since it is larger than the sum of its proper divisors (393499983).

1137958161 is a wasteful number, since it uses less digits than its factorization.

1137958161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3545151.

The product of its digits is 45360, while the sum is 42.

The square root of 1137958161 is about 33733.6354548394. The cubic root of 1137958161 is about 1044.0198714308.

The spelling of 1137958161 in words is "one billion, one hundred thirty-seven million, nine hundred fifty-eight thousand, one hundred sixty-one".