1334139407 has 2 divisors, whose sum is σ = 1334139408. Its totient is φ = 1334139406.

The previous prime is 1334139383. The next prime is 1334139409. The reversal of 1334139407 is 7049314331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1334139407 - 2¹² = 1334135311 is a prime.

Together with 1334139409, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1334139409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 667069703 + 667069704.

It is an arithmetic number, because the mean of its divisors is an integer number (667069704).

Almost surely, 2^1334139407 is an apocalyptic number.

1334139407 is a deficient number, since it is larger than the sum of its proper divisors (1).

1334139407 is an equidigital number, since it uses as much as digits as its factorization.

1334139407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 1334139407 is about 36525.8731175587. The cubic root of 1334139407 is about 1100.8641713335.

The spelling of 1334139407 in words is "one billion, three hundred thirty-four million, one hundred thirty-nine thousand, four hundred seven".