1053319520 has 144 divisors (see below), whose sum is σ = 2804082624. Its totient is φ = 373401600.

The previous prime is 1053319499. The next prime is 1053319543. The reversal of 1053319520 is 259133501.

It is a super-2 number, since 2×1053319520² = 2218964022426060800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 793097 + ... + 794423.

It is an arithmetic number, because the mean of its divisors is an integer number (19472796).

Almost surely, 2^1053319520 is an apocalyptic number.

1053319520 is a gapful number since it is divisible by the number (10) 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 1053319520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1402041312).

1053319520 is an abundant number, since it is smaller than the sum of its proper divisors (1750763104).

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

1053319520 is a wasteful number, since it uses less digits than its factorization.

1053319520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405 (or 1386 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 1053319520 is about 32454.8843781641. The cubic root of 1053319520 is about 1017.4663246707.

The spelling of 1053319520 in words is "one billion, fifty-three million, three hundred nineteen thousand, five hundred twenty".