1117908396 has 72 divisors (see below), whose sum is σ = 3244987200. Its totient is φ = 320928480.

The previous prime is 1117908371. The next prime is 1117908397. The reversal of 1117908396 is 6938097111.

It is not an unprimeable number, because it can be changed into a prime (1117908397) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66766 + ... + 81813.

Almost surely, 2^1117908396 is an apocalyptic number.

It is an amenable number.

1117908396 is an abundant number, since it is smaller than the sum of its proper divisors (2127078804).

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

1117908396 is a wasteful number, since it uses less digits than its factorization.

1117908396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148619 (or 148614 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 45.

The square root of 1117908396 is about 33435.1371464213. The cubic root of 1117908396 is about 1037.8519507739.

The spelling of 1117908396 in words is "one billion, one hundred seventeen million, nine hundred eight thousand, three hundred ninety-six".