162600161 has 4 divisors (see below), whose sum is σ = 163597872. Its totient is φ = 161602452.

The previous prime is 162600149. The next prime is 162600167. The reversal of 162600161 is 161006261.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 162600161 - 2¹⁸ = 162338017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162600167) 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, 498611 + ... + 498936.

It is an arithmetic number, because the mean of its divisors is an integer number (40899468).

Almost surely, 2^162600161 is an apocalyptic number.

It is an amenable number.

162600161 is a deficient number, since it is larger than the sum of its proper divisors (997711).

162600161 is an equidigital number, since it uses as much as digits as its factorization.

162600161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997710.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 162600161 is about 12751.4768164319. The cubic root of 162600161 is about 545.8085364542.

The spelling of 162600161 in words is "one hundred sixty-two million, six hundred thousand, one hundred sixty-one".