1334399965 has 8 divisors (see below), whose sum is σ = 1603870560. Its totient is φ = 1065792912.

The previous prime is 1334399903. The next prime is 1334399971. The reversal of 1334399965 is 5699934331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1334399965 - 2⁷ = 1334399837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212479 + ... + 218668.

It is an arithmetic number, because the mean of its divisors is an integer number (200483820).

Almost surely, 2^1334399965 is an apocalyptic number.

It is an amenable number.

1334399965 is a deficient number, since it is larger than the sum of its proper divisors (269470595).

1334399965 is an equidigital number, since it uses as much as digits as its factorization.

1334399965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431771.

The product of its digits is 2361960, while the sum is 52.

The square root of 1334399965 is about 36529.4397027931. The cubic root of 1334399965 is about 1100.9358330839.

The spelling of 1334399965 in words is "one billion, three hundred thirty-four million, three hundred ninety-nine thousand, nine hundred sixty-five".