1136979336 has 64 divisors (see below), whose sum is σ = 2955600000. Its totient is φ = 364041216.

The previous prime is 1136979313. The next prime is 1136979353. The reversal of 1136979336 is 6339796311.

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, 134400 + ... + 142608.

It is an arithmetic number, because the mean of its divisors is an integer number (46181250).

Almost surely, 2^1136979336 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 1136979336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1477800000).

1136979336 is an abundant number, since it is smaller than the sum of its proper divisors (1818620664).

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

1136979336 is a wasteful number, since it uses less digits than its factorization.

1136979336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8446 (or 8442 counting only the distinct ones).

The product of its digits is 551124, while the sum is 48.

The square root of 1136979336 is about 33719.1241879145. The cubic root of 1136979336 is about 1043.7204445191.

The spelling of 1136979336 in words is "one billion, one hundred thirty-six million, nine hundred seventy-nine thousand, three hundred thirty-six".