1120291320 has 64 divisors (see below), whose sum is σ = 3364208640. Its totient is φ = 298448000.

The previous prime is 1120291307. The next prime is 1120291363. The reversal of 1120291320 is 231920211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134065 + ... + 142175.

It is an arithmetic number, because the mean of its divisors is an integer number (52565760).

Almost surely, 2^1120291320 is an apocalyptic number.

1120291320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120291320 is an abundant number, since it is smaller than the sum of its proper divisors (2243917320).

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

1120291320 is a wasteful number, since it uses less digits than its factorization.

1120291320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9276 (or 9272 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1120291320 is about 33470.7532033565. The cubic root of 1120291320 is about 1038.5888528850.

The spelling of 1120291320 in words is "one billion, one hundred twenty million, two hundred ninety-one thousand, three hundred twenty".