161936483 has 4 divisors (see below), whose sum is σ = 161962080. Its totient is φ = 161910888.

The previous prime is 161936473. The next prime is 161936501. The reversal of 161936483 is 384639161.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 161936483 - 2⁸ = 161936227 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 161936483.

It is not an unprimeable number, because it can be changed into a prime (161936413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4358 + ... + 18516.

It is an arithmetic number, because the mean of its divisors is an integer number (40490520).

Almost surely, 2^161936483 is an apocalyptic number.

161936483 is a deficient number, since it is larger than the sum of its proper divisors (25597).

161936483 is a wasteful number, since it uses less digits than its factorization.

161936483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25596.

The product of its digits is 93312, while the sum is 41.

The square root of 161936483 is about 12725.4266333196. The cubic root of 161936483 is about 545.0649228272.

The spelling of 161936483 in words is "one hundred sixty-one million, nine hundred thirty-six thousand, four hundred eighty-three".