1053871872 has 72 divisors (see below), whose sum is σ = 2873332560. Its totient is φ = 342712320.

The previous prime is 1053871867. The next prime is 1053871901. The reversal of 1053871872 is 2781783501.

It is a super-2 number, since 2×1053871872² = 2221291845185568768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14754 + ... + 48222.

Almost surely, 2^1053871872 is an apocalyptic number.

1053871872 is a gapful number since it is divisible by the number (12) 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 1053871872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1436666280).

1053871872 is an abundant number, since it is smaller than the sum of its proper divisors (1819460688).

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

1053871872 is an equidigital number, since it uses as much as digits as its factorization.

1053871872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33529 (or 33515 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 42.

The square root of 1053871872 is about 32463.3927986586. The cubic root of 1053871872 is about 1017.6441438862.

The spelling of 1053871872 in words is "one billion, fifty-three million, eight hundred seventy-one thousand, eight hundred seventy-two".