500151161 has 4 divisors (see below), whose sum is σ = 500247552. Its totient is φ = 500054772.

The previous prime is 500151121. The next prime is 500151167. The reversal of 500151161 is 161151005.

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 500151161 - 2¹⁸ = 499889017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500151167) 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, 39941 + ... + 50946.

It is an arithmetic number, because the mean of its divisors is an integer number (125061888).

Almost surely, 2^500151161 is an apocalyptic number.

It is an amenable number.

500151161 is a deficient number, since it is larger than the sum of its proper divisors (96391).

500151161 is an equidigital number, since it uses as much as digits as its factorization.

500151161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96390.

The product of its (nonzero) digits is 150, while the sum is 20.

The square root of 500151161 is about 22364.0595822851. The cubic root of 500151161 is about 793.7805023019.

The spelling of 500151161 in words is "five hundred million, one hundred fifty-one thousand, one hundred sixty-one".