1137908836 has 6 divisors (see below), whose sum is σ = 1991340470. Its totient is φ = 568954416.

The previous prime is 1137908833. The next prime is 1137908851. The reversal of 1137908836 is 6388097311.

It can be written as a sum of positive squares in only one way, i.e., 655667236 + 482241600 = 25606^2 + 21960^2 .

It is not an unprimeable number, because it can be changed into a prime (1137908833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142238601 + ... + 142238608.

Almost surely, 2^1137908836 is an apocalyptic number.

It is an amenable number.

1137908836 is a deficient number, since it is larger than the sum of its proper divisors (853431634).

1137908836 is a wasteful number, since it uses less digits than its factorization.

1137908836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284477213 (or 284477211 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 1137908836 is about 33732.9043516861. The cubic root of 1137908836 is about 1044.0047868035.

The spelling of 1137908836 in words is "one billion, one hundred thirty-seven million, nine hundred eight thousand, eight hundred thirty-six".