1050731320 has 32 divisors (see below), whose sum is σ = 2369250000. Its totient is φ = 419385088.

The previous prime is 1050731309. The next prime is 1050731323. The reversal of 1050731320 is 231370501.

1050731320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1050731320² = 2208072613657884800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1050731291 and 1050731300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1050731323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9445 + ... + 46804.

Almost surely, 2^1050731320 is an apocalyptic number.

1050731320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1050731320 is an abundant number, since it is smaller than the sum of its proper divisors (1318518680).

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

1050731320 is a wasteful number, since it uses less digits than its factorization.

1050731320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56727 (or 56723 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 1050731320 is about 32414.9860404104. The cubic root of 1050731320 is about 1016.6322737925.

The spelling of 1050731320 in words is "one billion, fifty million, seven hundred thirty-one thousand, three hundred twenty".