1113191952 has 40 divisors (see below), whose sum is σ = 2878387200. Its totient is φ = 370723200.

The previous prime is 1113191929. The next prime is 1113192023. The reversal of 1113191952 is 2591913111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45174 + ... + 65322.

It is an arithmetic number, because the mean of its divisors is an integer number (71959680).

Almost surely, 2^1113191952 is an apocalyptic number.

1113191952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1113191952 is an abundant number, since it is smaller than the sum of its proper divisors (1765195248).

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

1113191952 is a wasteful number, since it uses less digits than its factorization.

1113191952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21311 (or 21305 counting only the distinct ones).

The product of its digits is 2430, while the sum is 33.

The square root of 1113191952 is about 33364.5313469259. The cubic root of 1113191952 is about 1036.3903310956.

The spelling of 1113191952 in words is "one billion, one hundred thirteen million, one hundred ninety-one thousand, nine hundred fifty-two".