1053452331 has 32 divisors (see below), whose sum is σ = 1580040000. Its totient is φ = 693633024.

The previous prime is 1053452317. The next prime is 1053452363. The reversal of 1053452331 is 1332543501.

1053452331 is a `hidden beast` number, since 105 + 3 + 4 + 523 + 31 = 666.

It is not a de Polignac number, because 1053452331 - 2⁵ = 1053452299 is a prime.

It is a super-2 number, since 2×1053452331² = 2219523627378667122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1053452295 and 1053452304.

It is not an unprimeable number, because it can be changed into a prime (1053452381) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1369515 + ... + 1370283.

It is an arithmetic number, because the mean of its divisors is an integer number (49376250).

Almost surely, 2^1053452331 is an apocalyptic number.

1053452331 is a deficient number, since it is larger than the sum of its proper divisors (526587669).

1053452331 is a wasteful number, since it uses less digits than its factorization.

1053452331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340 (or 1334 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 1053452331 is about 32456.9304001472. The cubic root of 1053452331 is about 1017.5090863204.

Adding to 1053452331 its reverse (1332543501), we get a palindrome (2385995832).

The spelling of 1053452331 in words is "one billion, fifty-three million, four hundred fifty-two thousand, three hundred thirty-one".