1133981952 has 36 divisors (see below), whose sum is σ = 3018047760. Its totient is φ = 377993728.

The previous prime is 1133981941. The next prime is 1133981971. The reversal of 1133981952 is 2591893311.

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 3 ways as a sum of consecutive naturals, for example, 737502 + ... + 739037.

It is an arithmetic number, because the mean of its divisors is an integer number (83834660).

Almost surely, 2^1133981952 is an apocalyptic number.

1133981952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1133981952 is an abundant number, since it is smaller than the sum of its proper divisors (1884065808).

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

1133981952 is an equidigital number, since it uses as much as digits as its factorization.

1133981952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476558 (or 1476544 counting only the distinct ones).

The product of its digits is 58320, while the sum is 42.

The square root of 1133981952 is about 33674.6485059607. The cubic root of 1133981952 is about 1042.8024612206.

The spelling of 1133981952 in words is "one billion, one hundred thirty-three million, nine hundred eighty-one thousand, nine hundred fifty-two".