6381349383 has 4 divisors (see below), whose sum is σ = 8508465848. Its totient is φ = 4254232920.

The previous prime is 6381349361. The next prime is 6381349393. The reversal of 6381349383 is 3839431836.

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

It is not a de Polignac number, because 6381349383 - 2⁶ = 6381349319 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 (6381349393) 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, 1063558228 + ... + 1063558233.

It is an arithmetic number, because the mean of its divisors is an integer number (2127116462).

Almost surely, 2^6381349383 is an apocalyptic number.

6381349383 is a deficient number, since it is larger than the sum of its proper divisors (2127116465).

6381349383 is a wasteful number, since it uses less digits than its factorization.

6381349383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2127116464.

The product of its digits is 1119744, while the sum is 48.

The square root of 6381349383 is about 79883.3485965630. The cubic root of 6381349383 is about 1854.8302683729.

The spelling of 6381349383 in words is "six billion, three hundred eighty-one million, three hundred forty-nine thousand, three hundred eighty-three".