161058992 has 10 divisors (see below), whose sum is σ = 312051828. Its totient is φ = 80529488.

The previous prime is 161058929. The next prime is 161059033. The reversal of 161058992 is 299850161.

It is a happy number.

161058992 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5033078 + ... + 5033109.

Almost surely, 2^161058992 is an apocalyptic number.

It is an amenable number.

161058992 is a deficient number, since it is larger than the sum of its proper divisors (150992836).

161058992 is a wasteful number, since it uses less digits than its factorization.

161058992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10066195 (or 10066189 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 41.

The square root of 161058992 is about 12690.9019380027. The cubic root of 161058992 is about 544.0786182512.

The spelling of 161058992 in words is "one hundred sixty-one million, fifty-eight thousand, nine hundred ninety-two".