9914500161 has 6 divisors (see below), whose sum is σ = 14320944690. Its totient is φ = 6609666768.

The previous prime is 9914500109. The next prime is 9914500171. The reversal of 9914500161 is 1610054199.

9914500161 is a `hidden beast` number, since 9 + 91 + 4 + 500 + 1 + 61 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6544001025 + 3370499136 = 80895^2 + 58056^2 .

It is not a de Polignac number, because 9914500161 - 2⁷ = 9914500033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9914500171) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 550805556 + ... + 550805573.

It is an arithmetic number, because the mean of its divisors is an integer number (2386824115).

Almost surely, 2^9914500161 is an apocalyptic number.

It is an amenable number.

9914500161 is a deficient number, since it is larger than the sum of its proper divisors (4406444529).

9914500161 is a wasteful number, since it uses less digits than its factorization.

9914500161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101611135 (or 1101611132 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The square root of 9914500161 is about 99571.5830997981. The cubic root of 9914500161 is about 2148.2769797991.

The spelling of 9914500161 in words is "nine billion, nine hundred fourteen million, five hundred thousand, one hundred sixty-one".