1136837979 has 24 divisors (see below), whose sum is σ = 1669416320. Its totient is φ = 745345152.

The previous prime is 1136837941. The next prime is 1136837981. The reversal of 1136837979 is 9797386311.

It is not a de Polignac number, because 1136837979 - 2¹⁶ = 1136772443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1136837909) 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, 242742 + ... + 247380.

Almost surely, 2^1136837979 is an apocalyptic number.

1136837979 is a deficient number, since it is larger than the sum of its proper divisors (532578341).

1136837979 is a wasteful number, since it uses less digits than its factorization.

1136837979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5091 (or 5088 counting only the distinct ones).

The product of its digits is 1714608, while the sum is 54.

The square root of 1136837979 is about 33717.0280273929. The cubic root of 1136837979 is about 1043.6771885862.

The spelling of 1136837979 in words is "one billion, one hundred thirty-six million, eight hundred thirty-seven thousand, nine hundred seventy-nine".