6108163961 has 4 divisors (see below), whose sum is σ = 6149158500. Its totient is φ = 6067169424.

The previous prime is 6108163939. The next prime is 6108163973. The reversal of 6108163961 is 1693618016.

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

It can be written as a sum of positive squares in 2 ways, for example, as 610831225 + 5497332736 = 24715^2 + 74144^2 .

It is a cyclic number.

It is not a de Polignac number, because 6108163961 - 2¹⁸ = 6107901817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6108163921) 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, 20497046 + ... + 20497343.

It is an arithmetic number, because the mean of its divisors is an integer number (1537289625).

Almost surely, 2^6108163961 is an apocalyptic number.

It is an amenable number.

6108163961 is a deficient number, since it is larger than the sum of its proper divisors (40994539).

6108163961 is a wasteful number, since it uses less digits than its factorization.

6108163961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40994538.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 6108163961 is about 78154.7436884032. The cubic root of 6108163961 is about 1827.9749026755.

The spelling of 6108163961 in words is "six billion, one hundred eight million, one hundred sixty-three thousand, nine hundred sixty-one".