1339889471013 has 4 divisors (see below), whose sum is σ = 1786519294688. Its totient is φ = 893259647340.

The previous prime is 1339889470967. The next prime is 1339889471021. The reversal of 1339889471013 is 3101749889331.

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.

It is not a de Polignac number, because 1339889471013 - 2²¹ = 1339887373861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1339889471083) 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, 223314911833 + ... + 223314911838.

It is an arithmetic number, because the mean of its divisors is an integer number (446629823672).

Almost surely, 2^{1339889471013} is an apocalyptic number.

It is an amenable number.

1339889471013 is a deficient number, since it is larger than the sum of its proper divisors (446629823675).

1339889471013 is an equidigital number, since it uses as much as digits as its factorization.

1339889471013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446629823674.

The product of its (nonzero) digits is 3919104, while the sum is 57.

The spelling of 1339889471013 in words is "one trillion, three hundred thirty-nine billion, eight hundred eighty-nine million, four hundred seventy-one thousand, thirteen".