1334892641 has 4 divisors (see below), whose sum is σ = 1357518000. Its totient is φ = 1312267284.

The previous prime is 1334892619. The next prime is 1334892661. The reversal of 1334892641 is 1462984331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1462984331 = 79 ⋅18518789.

It is a cyclic number.

It is not a de Polignac number, because 1334892641 - 2¹⁰ = 1334891617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1334892661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11312591 + ... + 11312708.

It is an arithmetic number, because the mean of its divisors is an integer number (339379500).

Almost surely, 2^1334892641 is an apocalyptic number.

It is an amenable number.

1334892641 is a deficient number, since it is larger than the sum of its proper divisors (22625359).

1334892641 is an equidigital number, since it uses as much as digits as its factorization.

1334892641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22625358.

The product of its digits is 124416, while the sum is 41.

The square root of 1334892641 is about 36536.1826276364. The cubic root of 1334892641 is about 1101.0713091871.

The spelling of 1334892641 in words is "one billion, three hundred thirty-four million, eight hundred ninety-two thousand, six hundred forty-one".