161059924 has 12 divisors (see below), whose sum is σ = 281945664. Its totient is φ = 80504024.

The previous prime is 161059919. The next prime is 161059933. The reversal of 161059924 is 429950161.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16677 + ... + 24499.

It is an arithmetic number, because the mean of its divisors is an integer number (23495472).

Almost surely, 2^161059924 is an apocalyptic number.

It is an amenable number.

161059924 is a deficient number, since it is larger than the sum of its proper divisors (120885740).

161059924 is a wasteful number, since it uses less digits than its factorization.

161059924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12974 (or 12972 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 161059924 is about 12690.9386571680. The cubic root of 161059924 is about 544.0796677224.

The spelling of 161059924 in words is "one hundred sixty-one million, fifty-nine thousand, nine hundred twenty-four".