1055204331 has 32 divisors (see below), whose sum is σ = 1535381568. Its totient is φ = 641986560.

The previous prime is 1055204323. The next prime is 1055204357. The reversal of 1055204331 is 1334025501.

It is not a de Polignac number, because 1055204331 - 2³ = 1055204323 is a prime.

It is a super-2 number, since 2×1055204331² = 2226912360322315122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1055204131) 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 31 ways as a sum of consecutive naturals, for example, 360285 + ... + 363201.

It is an arithmetic number, because the mean of its divisors is an integer number (47980674).

Almost surely, 2^1055204331 is an apocalyptic number.

1055204331 is a deficient number, since it is larger than the sum of its proper divisors (480177237).

1055204331 is a wasteful number, since it uses less digits than its factorization.

1055204331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3151.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1055204331 is about 32483.9088011280. The cubic root of 1055204331 is about 1018.0728481287.

Adding to 1055204331 its reverse (1334025501), we get a palindrome (2389229832).

The spelling of 1055204331 in words is "one billion, fifty-five million, two hundred four thousand, three hundred thirty-one".