161113675 has 24 divisors (see below), whose sum is σ = 212571216. Its totient is φ = 120714240.

The previous prime is 161113669. The next prime is 161113691. The reversal of 161113675 is 576311161.

161113675 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 161113675 - 2¹⁷ = 160982603 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98212 + ... + 99838.

It is an arithmetic number, because the mean of its divisors is an integer number (8857134).

Almost surely, 2^161113675 is an apocalyptic number.

161113675 is a deficient number, since it is larger than the sum of its proper divisors (51457541).

161113675 is a wasteful number, since it uses less digits than its factorization.

161113675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887 (or 1882 counting only the distinct ones).

The product of its digits is 3780, while the sum is 31.

The square root of 161113675 is about 12693.0561725693. The cubic root of 161113675 is about 544.1401867573.

The spelling of 161113675 in words is "one hundred sixty-one million, one hundred thirteen thousand, six hundred seventy-five".