506715161 has 4 divisors (see below), whose sum is σ = 533384400. Its totient is φ = 480045924.

The previous prime is 506715113. The next prime is 506715163. The reversal of 506715161 is 161517605.

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 506715161 - 2²² = 502520857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506715163) 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, 13334591 + ... + 13334628.

It is an arithmetic number, because the mean of its divisors is an integer number (133346100).

Almost surely, 2^506715161 is an apocalyptic number.

It is an amenable number.

506715161 is a deficient number, since it is larger than the sum of its proper divisors (26669239).

506715161 is a wasteful number, since it uses less digits than its factorization.

506715161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26669238.

The product of its (nonzero) digits is 6300, while the sum is 32.

The square root of 506715161 is about 22510.3345377184. The cubic root of 506715161 is about 797.2379545433.

The spelling of 506715161 in words is "five hundred six million, seven hundred fifteen thousand, one hundred sixty-one".