383348139 has 32 divisors (see below), whose sum is σ = 543442944. Its totient is φ = 239984640.

The previous prime is 383348117. The next prime is 383348177. The reversal of 383348139 is 931843383.

It is a happy number.

It is not a de Polignac number, because 383348139 - 2¹¹ = 383346091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 383348139.

It is not an unprimeable number, because it can be changed into a prime (383348179) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1027557 + ... + 1027929.

It is an arithmetic number, because the mean of its divisors is an integer number (16982592).

Almost surely, 2^383348139 is an apocalyptic number.

383348139 is a deficient number, since it is larger than the sum of its proper divisors (160094805).

383348139 is a wasteful number, since it uses less digits than its factorization.

383348139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707.

The product of its digits is 186624, while the sum is 42.

The square root of 383348139 is about 19579.2783064136. The cubic root of 383348139 is about 726.4367159744.

The spelling of 383348139 in words is "three hundred eighty-three million, three hundred forty-eight thousand, one hundred thirty-nine".