1136890944 has 336 divisors, whose sum is σ = 4030675200. Its totient is φ = 312947712.

The previous prime is 1136890939. The next prime is 1136890961. The reversal of 1136890944 is 4490986311.

It is a tau number, because it is divible by the number of its divisors (336).

It is a super-2 number, since 2×1136890944² = 2585042037098422272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1136890944.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2455257 + ... + 2455719.

Almost surely, 2^1136890944 is an apocalyptic number.

1136890944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1136890944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2015337600).

1136890944 is an abundant number, since it is smaller than the sum of its proper divisors (2893784256).

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

1136890944 is a wasteful number, since it uses less digits than its factorization.

1136890944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527 (or 504 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 1136890944 is about 33717.8134522392. The cubic root of 1136890944 is about 1043.6933965551.

The spelling of 1136890944 in words is "one billion, one hundred thirty-six million, eight hundred ninety thousand, nine hundred forty-four".