1053454320 has 120 divisors (see below), whose sum is σ = 3543994896. Its totient is φ = 280433664.

The previous prime is 1053454309. The next prime is 1053454321. The reversal of 1053454320 is 234543501.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×1053454320² = 2219532008653324800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053454321) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 634932 + ... + 636588.

Almost surely, 2^1053454320 is an apocalyptic number.

1053454320 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 1053454320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1771997448).

1053454320 is an abundant number, since it is smaller than the sum of its proper divisors (2490540576).

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

1053454320 is a wasteful number, since it uses less digits than its factorization.

1053454320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2559 (or 2550 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 1053454320 is about 32456.9610407382. The cubic root of 1053454320 is about 1017.5097266988.

Adding to 1053454320 its reverse (234543501), we get a palindrome (1287997821).

The spelling of 1053454320 in words is "one billion, fifty-three million, four hundred fifty-four thousand, three hundred twenty".