1337713345 has 8 divisors (see below), whose sum is σ = 1605602664. Its totient is φ = 1069939584.

The previous prime is 1337713309. The next prime is 1337713369. The reversal of 1337713345 is 5433177331.

It can be written as a sum of positive squares in 4 ways, for example, as 888993856 + 448719489 = 29816^2 + 21183^2 .

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 1337713345 - 2⁷ = 1337713217 is a prime.

It is a Duffinian 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, 964 + ... + 51733.

It is an arithmetic number, because the mean of its divisors is an integer number (200700333).

Almost surely, 2^1337713345 is an apocalyptic number.

It is an amenable number.

1337713345 is a deficient number, since it is larger than the sum of its proper divisors (267889319).

1337713345 is an equidigital number, since it uses as much as digits as its factorization.

1337713345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57779.

The product of its digits is 79380, while the sum is 37.

The square root of 1337713345 is about 36574.7637723062. The cubic root of 1337713345 is about 1101.8463056527.

The spelling of 1337713345 in words is "one billion, three hundred thirty-seven million, seven hundred thirteen thousand, three hundred forty-five".