5171570231 has 2 divisors, whose sum is σ = 5171570232. Its totient is φ = 5171570230.

The previous prime is 5171570227. The next prime is 5171570237. The reversal of 5171570231 is 1320751715.

5171570231 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5171570231 - 2² = 5171570227 is a prime.

It is a super-2 number, since 2×5171570231² = 53490277308330786722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5171570237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2585785115 + 2585785116.

It is an arithmetic number, because the mean of its divisors is an integer number (2585785116).

Almost surely, 2^5171570231 is an apocalyptic number.

5171570231 is a deficient number, since it is larger than the sum of its proper divisors (1).

5171570231 is an equidigital number, since it uses as much as digits as its factorization.

5171570231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7350, while the sum is 32.

The square root of 5171570231 is about 71913.6303561432. The cubic root of 5171570231 is about 1729.3151343734.

The spelling of 5171570231 in words is "five billion, one hundred seventy-one million, five hundred seventy thousand, two hundred thirty-one".