1204264331 has 2 divisors, whose sum is σ = 1204264332. Its totient is φ = 1204264330.

The previous prime is 1204264279. The next prime is 1204264381. The reversal of 1204264331 is 1334624021.

It is a strong prime.

It is an emirp because it is prime and its reverse (1334624021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1204264331 is a prime.

It is a super-2 number, since 2×1204264331² = 2900505157837755122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1204264331.

It is not a weakly prime, because it can be changed into another prime (1204264381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602132165 + 602132166.

It is an arithmetic number, because the mean of its divisors is an integer number (602132166).

Almost surely, 2^1204264331 is an apocalyptic number.

1204264331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204264331 is an equidigital number, since it uses as much as digits as its factorization.

1204264331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 1204264331 is about 34702.5118831476. The cubic root of 1204264331 is about 1063.9158388191.

Adding to 1204264331 its reverse (1334624021), we get a palindrome (2538888352).

The spelling of 1204264331 in words is "one billion, two hundred four million, two hundred sixty-four thousand, three hundred thirty-one".