1053731328 has 160 divisors (see below), whose sum is σ = 3056429376. Its totient is φ = 320667648.

The previous prime is 1053731321. The next prime is 1053731347. The reversal of 1053731328 is 8231373501.

It is a super-2 number, since 2×1053731328² = 2220699423217287168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1053731321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2256151 + ... + 2256617.

Almost surely, 2^1053731328 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 1053731328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1528214688).

1053731328 is an abundant number, since it is smaller than the sum of its proper divisors (2002698048).

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

1053731328 is a wasteful number, since it uses less digits than its factorization.

1053731328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614 (or 598 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 1053731328 is about 32461.2280728872. The cubic root of 1053731328 is about 1017.5989043143.

The spelling of 1053731328 in words is "one billion, fifty-three million, seven hundred thirty-one thousand, three hundred twenty-eight".