1056453684 has 96 divisors (see below), whose sum is σ = 2903402880. Its totient is φ = 294758400.

The previous prime is 1056453679. The next prime is 1056453701. The reversal of 1056453684 is 4863546501.

It is a super-2 number, since 2×1056453684² = 2232188772874343712, which contains 22 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1305472 + ... + 1306280.

It is an arithmetic number, because the mean of its divisors is an integer number (30243780).

Almost surely, 2^1056453684 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1056453684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1451701440).

1056453684 is an abundant number, since it is smaller than the sum of its proper divisors (1846949196).

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

1056453684 is a wasteful number, since it uses less digits than its factorization.

1056453684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1601 (or 1599 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The square root of 1056453684 is about 32503.1334489461. The cubic root of 1056453684 is about 1018.4744862045.

The spelling of 1056453684 in words is "one billion, fifty-six million, four hundred fifty-three thousand, six hundred eighty-four".