6381322105 has 16 divisors (see below), whose sum is σ = 7871130000. Its totient is φ = 4962926592.

The previous prime is 6381322097. The next prime is 6381322127. The reversal of 6381322105 is 5012231836.

It can be written as a sum of positive squares in 8 ways, for example, as 450627984 + 5930694121 = 21228^2 + 77011^2 .

It is a cyclic number.

It is not a de Polignac number, because 6381322105 - 2³ = 6381322097 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217257 + ... + 244873.

It is an arithmetic number, because the mean of its divisors is an integer number (491945625).

Almost surely, 2^6381322105 is an apocalyptic number.

It is an amenable number.

6381322105 is a deficient number, since it is larger than the sum of its proper divisors (1489807895).

6381322105 is a wasteful number, since it uses less digits than its factorization.

6381322105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28908.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 6381322105 is about 79883.1778599224. The cubic root of 6381322105 is about 1854.8276254558.

The spelling of 6381322105 in words is "six billion, three hundred eighty-one million, three hundred twenty-two thousand, one hundred five".