1339364885 has 4 divisors (see below), whose sum is σ = 1607237868. Its totient is φ = 1071491904.

The previous prime is 1339364869. The next prime is 1339364909. The reversal of 1339364885 is 5884639331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 392079601 + 947285284 = 19801^2 + 30778^2 .

It is a cyclic number.

It is not a de Polignac number, because 1339364885 - 2⁴ = 1339364869 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133936484 + ... + 133936493.

It is an arithmetic number, because the mean of its divisors is an integer number (401809467).

Almost surely, 2^1339364885 is an apocalyptic number.

It is an amenable number.

1339364885 is a deficient number, since it is larger than the sum of its proper divisors (267872983).

1339364885 is an equidigital number, since it uses as much as digits as its factorization.

1339364885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267872982.

The product of its digits is 1866240, while the sum is 50.

The square root of 1339364885 is about 36597.3343974667. The cubic root of 1339364885 is about 1102.2995654095.

The spelling of 1339364885 in words is "one billion, three hundred thirty-nine million, three hundred sixty-four thousand, eight hundred eighty-five".