1047373056 has 108 divisors (see below), whose sum is σ = 3029208000. Its totient is φ = 348042240.

The previous prime is 1047373021. The next prime is 1047373079. The reversal of 1047373056 is 6503737401.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1047373056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1149241 + ... + 1150151.

Almost surely, 2^1047373056 is an apocalyptic number.

1047373056 is a gapful number since it is divisible by the number (16) 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 1047373056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1514604000).

1047373056 is an abundant number, since it is smaller than the sum of its proper divisors (1981834944).

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

1047373056 is an equidigital number, since it uses as much as digits as its factorization.

1047373056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432 (or 1415 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The square root of 1047373056 is about 32363.1434814358. The cubic root of 1047373056 is about 1015.5480247283.

The spelling of 1047373056 in words is "one billion, forty-seven million, three hundred seventy-three thousand, fifty-six".