13382739 has 12 divisors (see below), whose sum is σ = 20046936. Its totient is φ = 8921664.

The previous prime is 13382737. The next prime is 13382741. The reversal of 13382739 is 93728331.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13382737) and next prime (13382741).

It is not a de Polignac number, because 13382739 - 2¹ = 13382737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13382737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27294 + ... + 27779.

It is an arithmetic number, because the mean of its divisors is an integer number (1670578).

Almost surely, 2^13382739 is an apocalyptic number.

13382739 is a deficient number, since it is larger than the sum of its proper divisors (6664197).

13382739 is an frugal number, since it uses more digits than its factorization.

13382739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55088 (or 55076 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 13382739 is about 3658.2426108721. The cubic root of 13382739 is about 237.4187437633.

The spelling of 13382739 in words is "thirteen million, three hundred eighty-two thousand, seven hundred thirty-nine".