3117238161 has 8 divisors (see below), whose sum is σ = 4162101120. Its totient is φ = 2075266992.

The previous prime is 3117238153. The next prime is 3117238171. The reversal of 3117238161 is 1618327113.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3117238161 - 2³ = 3117238153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3117238121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 720430 + ... + 724743.

It is an arithmetic number, because the mean of its divisors is an integer number (520262640).

Almost surely, 2^3117238161 is an apocalyptic number.

It is an amenable number.

3117238161 is a deficient number, since it is larger than the sum of its proper divisors (1044862959).

3117238161 is a wasteful number, since it uses less digits than its factorization.

3117238161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445895.

The product of its digits is 6048, while the sum is 33.

The square root of 3117238161 is about 55832.2322767055. The cubic root of 3117238161 is about 1460.7974252998.

The spelling of 3117238161 in words is "three billion, one hundred seventeen million, two hundred thirty-eight thousand, one hundred sixty-one".