382713139 has 4 divisors (see below), whose sum is σ = 386502480. Its totient is φ = 378923800.

The previous prime is 382713127. The next prime is 382713167. The reversal of 382713139 is 931317283.

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

It is a cyclic number.

It is not a de Polignac number, because 382713139 - 2²¹ = 380615987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 382713098 and 382713107.

It is not an unprimeable number, because it can be changed into a prime (382713119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1894519 + ... + 1894720.

It is an arithmetic number, because the mean of its divisors is an integer number (96625620).

Almost surely, 2^382713139 is an apocalyptic number.

382713139 is a deficient number, since it is larger than the sum of its proper divisors (3789341).

382713139 is a wasteful number, since it uses less digits than its factorization.

382713139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3789340.

The product of its digits is 27216, while the sum is 37.

The square root of 382713139 is about 19563.0554617626. The cubic root of 382713139 is about 726.0353903878.

The spelling of 382713139 in words is "three hundred eighty-two million, seven hundred thirteen thousand, one hundred thirty-nine".