1049731120 has 20 divisors (see below), whose sum is σ = 2440625040. Its totient is φ = 419892416.

The previous prime is 1049731117. The next prime is 1049731139. The reversal of 1049731120 is 211379401.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×1049731120² = 2203870848592908800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6560740 + ... + 6560899.

It is an arithmetic number, because the mean of its divisors is an integer number (122031252).

Almost surely, 2^1049731120 is an apocalyptic number.

1049731120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1049731120 is an abundant number, since it is smaller than the sum of its proper divisors (1390893920).

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

1049731120 is a wasteful number, since it uses less digits than its factorization.

1049731120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13121652 (or 13121646 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 1049731120 is about 32399.5543179223. The cubic root of 1049731120 is about 1016.3095911059.

The spelling of 1049731120 in words is "one billion, forty-nine million, seven hundred thirty-one thousand, one hundred twenty".