1053440892 has 144 divisors (see below), whose sum is σ = 3216245760. Its totient is φ = 284328576.

The previous prime is 1053440851. The next prime is 1053440909. The reversal of 1053440892 is 2980443501.

1053440892 is a `hidden beast` number, since 1 + 0 + 534 + 40 + 89 + 2 = 666.

It is a super-2 number, since 2×1053440892² = 2219475425875511328, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 341943 + ... + 345009.

It is an arithmetic number, because the mean of its divisors is an integer number (22335040).

Almost surely, 2^1053440892 is an apocalyptic number.

1053440892 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 1053440892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1608122880).

1053440892 is an abundant number, since it is smaller than the sum of its proper divisors (2162804868).

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

1053440892 is a wasteful number, since it uses less digits than its factorization.

1053440892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3160 (or 3155 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 1053440892 is about 32456.7541815259. The cubic root of 1053440892 is about 1017.5054034047.

The spelling of 1053440892 in words is "one billion, fifty-three million, four hundred forty thousand, eight hundred ninety-two".