1334231321 has 2 divisors, whose sum is σ = 1334231322. Its totient is φ = 1334231320.

The previous prime is 1334231299. The next prime is 1334231329. The reversal of 1334231321 is 1231324331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1040965696 + 293265625 = 32264^2 + 17125^2 .

It is a cyclic number.

It is not a de Polignac number, because 1334231321 - 2²⁶ = 1267122457 is a prime.

It is not a weakly prime, because it can be changed into another prime (1334231329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 667115660 + 667115661.

It is an arithmetic number, because the mean of its divisors is an integer number (667115661).

Almost surely, 2^1334231321 is an apocalyptic number.

It is an amenable number.

1334231321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1334231321 is an equidigital number, since it uses as much as digits as its factorization.

1334231321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 23.

The square root of 1334231321 is about 36527.1312998982. The cubic root of 1334231321 is about 1100.8894516766.

Adding to 1334231321 its reverse (1231324331), we get a palindrome (2565555652).

The spelling of 1334231321 in words is "one billion, three hundred thirty-four million, two hundred thirty-one thousand, three hundred twenty-one".