1137154556 has 12 divisors (see below), whose sum is σ = 2009724360. Its totient is φ = 562947600.

The previous prime is 1137154549. The next prime is 1137154589. The reversal of 1137154556 is 6554517311.

It is a happy number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1406966 + ... + 1407773.

It is an arithmetic number, because the mean of its divisors is an integer number (167477030).

Almost surely, 2^1137154556 is an apocalyptic number.

It is an amenable number.

1137154556 is a deficient number, since it is larger than the sum of its proper divisors (872569804).

1137154556 is a wasteful number, since it uses less digits than its factorization.

1137154556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2814844 (or 2814842 counting only the distinct ones).

The product of its digits is 63000, while the sum is 38.

The square root of 1137154556 is about 33721.7223166315. The cubic root of 1137154556 is about 1043.7740577194.

The spelling of 1137154556 in words is "one billion, one hundred thirty-seven million, one hundred fifty-four thousand, five hundred fifty-six".