1133873520 has 160 divisors (see below), whose sum is σ = 3857378112. Its totient is φ = 273801216.

The previous prime is 1133873401. The next prime is 1133873539. The reversal of 1133873520 is 253783311.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 161932 + ... + 168788.

Almost surely, 2^1133873520 is an apocalyptic number.

1133873520 is a gapful number since it is divisible by the number (10) 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 1133873520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1928689056).

1133873520 is an abundant number, since it is smaller than the sum of its proper divisors (2723504592).

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

1133873520 is a wasteful number, since it uses less digits than its factorization.

1133873520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6939 (or 6933 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 1133873520 is about 33673.0384729386. The cubic root of 1133873520 is about 1042.7692223728.

The spelling of 1133873520 in words is "one billion, one hundred thirty-three million, eight hundred seventy-three thousand, five hundred twenty".