1159138336 has 24 divisors (see below), whose sum is σ = 2416293180. Its totient is φ = 545476608.

The previous prime is 1159138297. The next prime is 1159138361. The reversal of 1159138336 is 6338319511.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1158993936 + 144400 = 34044^2 + 380^2 .

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, 1064841 + ... + 1065928.

Almost surely, 2^1159138336 is an apocalyptic number.

1159138336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1159138336 is an abundant number, since it is smaller than the sum of its proper divisors (1257154844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1159138336 is a wasteful number, since it uses less digits than its factorization.

1159138336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2130796 (or 2130788 counting only the distinct ones).

The product of its digits is 58320, while the sum is 40.

The square root of 1159138336 is about 34046.1207188132. The cubic root of 1159138336 is about 1050.4573475522.

The spelling of 1159138336 in words is "one billion, one hundred fifty-nine million, one hundred thirty-eight thousand, three hundred thirty-six".