6321438083 has 4 divisors (see below), whose sum is σ = 6693287400. Its totient is φ = 5949588768.

The previous prime is 6321438043. The next prime is 6321438119. The reversal of 6321438083 is 3808341236.

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 6321438083 - 2²⁰ = 6320389507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6321438023) 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, 185924633 + ... + 185924666.

It is an arithmetic number, because the mean of its divisors is an integer number (1673321850).

Almost surely, 2^6321438083 is an apocalyptic number.

6321438083 is a deficient number, since it is larger than the sum of its proper divisors (371849317).

6321438083 is a wasteful number, since it uses less digits than its factorization.

6321438083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371849316.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 6321438083 is about 79507.4718690011. The cubic root of 6321438083 is about 1849.0073157912.

The spelling of 6321438083 in words is "six billion, three hundred twenty-one million, four hundred thirty-eight thousand, eighty-three".