1334121331 has 2 divisors, whose sum is σ = 1334121332. Its totient is φ = 1334121330.

The previous prime is 1334121323. The next prime is 1334121377. The reversal of 1334121331 is 1331214331.

It is a weak prime.

It is an emirp because it is prime and its reverse (1331214331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1334121331 - 2³ = 1334121323 is a prime.

It is a super-2 number, since 2×1334121331² = 3559759451658423122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1334121431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 667060665 + 667060666.

It is an arithmetic number, because the mean of its divisors is an integer number (667060666).

Almost surely, 2^1334121331 is an apocalyptic number.

1334121331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1334121331 is an equidigital number, since it uses as much as digits as its factorization.

1334121331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 22.

The square root of 1334121331 is about 36525.6256756815. The cubic root of 1334121331 is about 1100.8591995116.

Adding to 1334121331 its reverse (1331214331), we get a palindrome (2665335662).

The spelling of 1334121331 in words is "one billion, three hundred thirty-four million, one hundred twenty-one thousand, three hundred thirty-one".