161546113 has 8 divisors (see below), whose sum is σ = 170165600. Its totient is φ = 152938368.

The previous prime is 161546111. The next prime is 161546129. The reversal of 161546113 is 311645161.

161546113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 161546113 - 2¹ = 161546111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (161546111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49393 + ... + 52561.

It is an arithmetic number, because the mean of its divisors is an integer number (21270700).

Almost surely, 2^161546113 is an apocalyptic number.

It is an amenable number.

161546113 is a deficient number, since it is larger than the sum of its proper divisors (8619487).

161546113 is a wasteful number, since it uses less digits than its factorization.

161546113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5871.

The product of its digits is 2160, while the sum is 28.

The square root of 161546113 is about 12710.0791893678. The cubic root of 161546113 is about 544.6265859449.

The spelling of 161546113 in words is "one hundred sixty-one million, five hundred forty-six thousand, one hundred thirteen".