1334811641 has 2 divisors, whose sum is σ = 1334811642. Its totient is φ = 1334811640.

The previous prime is 1334811637. The next prime is 1334811679. The reversal of 1334811641 is 1461184331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 749171641 + 585640000 = 27371^2 + 24200^2 .

It is a cyclic number.

It is not a de Polignac number, because 1334811641 - 2² = 1334811637 is a prime.

It is a super-2 number, since 2×1334811641² = 3563444233898225762, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1334811598 and 1334811607.

It is not a weakly prime, because it can be changed into another prime (1334811631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 667405820 + 667405821.

It is an arithmetic number, because the mean of its divisors is an integer number (667405821).

Almost surely, 2^1334811641 is an apocalyptic number.

It is an amenable number.

1334811641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1334811641 is an equidigital number, since it uses as much as digits as its factorization.

1334811641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 32.

The square root of 1334811641 is about 36535.0741206310. The cubic root of 1334811641 is about 1101.0490380878.

Adding to 1334811641 its reverse (1461184331), we get a palindrome (2795995972).

The spelling of 1334811641 in words is "one billion, three hundred thirty-four million, eight hundred eleven thousand, six hundred forty-one".