1136879808 has 112 divisors (see below), whose sum is σ = 3155472480. Its totient is φ = 360751104.

The previous prime is 1136879789. The next prime is 1136879813. The reversal of 1136879808 is 8089786311.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

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, 405066 + ... + 407862.

Almost surely, 2^1136879808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1136879808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1577736240).

1136879808 is an abundant number, since it is smaller than the sum of its proper divisors (2018592672).

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

1136879808 is a wasteful number, since it uses less digits than its factorization.

1136879808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2914 (or 2904 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 51.

The square root of 1136879808 is about 33717.6483165715. The cubic root of 1136879808 is about 1043.6899888382.

The spelling of 1136879808 in words is "one billion, one hundred thirty-six million, eight hundred seventy-nine thousand, eight hundred eight".