161483612 has 24 divisors (see below), whose sum is σ = 299630016. Its totient is φ = 75888128.

The previous prime is 161483599. The next prime is 161483617. The reversal of 161483612 is 216384161.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161483617) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 73928 + ... + 76080.

It is an arithmetic number, because the mean of its divisors is an integer number (12484584).

Almost surely, 2^161483612 is an apocalyptic number.

It is an amenable number.

161483612 is a deficient number, since it is larger than the sum of its proper divisors (138146404).

161483612 is a wasteful number, since it uses less digits than its factorization.

161483612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3277 (or 3275 counting only the distinct ones).

The product of its digits is 6912, while the sum is 32.

The square root of 161483612 is about 12707.6202335449. The cubic root of 161483612 is about 544.5563395480.

The spelling of 161483612 in words is "one hundred sixty-one million, four hundred eighty-three thousand, six hundred twelve".