1139956308 has 48 divisors (see below), whose sum is σ = 2957324160. Its totient is φ = 379743552.

The previous prime is 1139956289. The next prime is 1139956327. The reversal of 1139956308 is 8036599311.

1139956308 is a `hidden beast` number, since 1 + 1 + 3 + 9 + 9 + 5 + 630 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (1139956289) and next prime (1139956327).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268216 + ... + 272432.

It is an arithmetic number, because the mean of its divisors is an integer number (61610920).

Almost surely, 2^1139956308 is an apocalyptic number.

1139956308 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1139956308 is an abundant number, since it is smaller than the sum of its proper divisors (1817367852).

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

1139956308 is a wasteful number, since it uses less digits than its factorization.

1139956308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6733 (or 6725 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The square root of 1139956308 is about 33763.2390033895. The cubic root of 1139956308 is about 1044.6305808675.

The spelling of 1139956308 in words is "one billion, one hundred thirty-nine million, nine hundred fifty-six thousand, three hundred eight".