1334318921 has 8 divisors (see below), whose sum is σ = 1438505544. Its totient is φ = 1230353280.

The previous prime is 1334318911. The next prime is 1334318929. The reversal of 1334318921 is 1298134331.

It can be written as a sum of positive squares in 4 ways, for example, as 115261696 + 1219057225 = 10736^2 + 34915^2 .

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

It is not a de Polignac number, because 1334318921 - 2²² = 1330124617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1334318929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42590 + ... + 66951.

It is an arithmetic number, because the mean of its divisors is an integer number (179813193).

Almost surely, 2^1334318921 is an apocalyptic number.

It is an amenable number.

1334318921 is a deficient number, since it is larger than the sum of its proper divisors (104186623).

1334318921 is a wasteful number, since it uses less digits than its factorization.

1334318921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110491.

The product of its digits is 15552, while the sum is 35.

The square root of 1334318921 is about 36528.3303888913. The cubic root of 1334318921 is about 1100.9135444018.

The spelling of 1334318921 in words is "one billion, three hundred thirty-four million, three hundred eighteen thousand, nine hundred twenty-one".