1137158 has 24 divisors (see below), whose sum is σ = 1940736. Its totient is φ = 498960.

The previous prime is 1137139. The next prime is 1137161. The reversal of 1137158 is 8517311.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8891 + ... + 9017.

It is an arithmetic number, because the mean of its divisors is an integer number (80864).

2^1137158 is an apocalyptic number.

1137158 is a deficient number, since it is larger than the sum of its proper divisors (803578).

1137158 is a wasteful number, since it uses less digits than its factorization.

1137158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 177 counting only the distinct ones).

The product of its digits is 840, while the sum is 26.

The square root of 1137158 is about 1066.3761062590. The cubic root of 1137158 is about 104.3775111447.

The spelling of 1137158 in words is "one million, one hundred thirty-seven thousand, one hundred fifty-eight".