5171494331 has 2 divisors, whose sum is σ = 5171494332. Its totient is φ = 5171494330.

The previous prime is 5171494327. The next prime is 5171494351. The reversal of 5171494331 is 1334941715.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5171494331 - 2² = 5171494327 is a prime.

It is a super-2 number, since 2×5171494331² = 53488707231130275122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5171494301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2585747165 + 2585747166.

It is an arithmetic number, because the mean of its divisors is an integer number (2585747166).

Almost surely, 2^5171494331 is an apocalyptic number.

5171494331 is a deficient number, since it is larger than the sum of its proper divisors (1).

5171494331 is an equidigital number, since it uses as much as digits as its factorization.

5171494331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 38.

The square root of 5171494331 is about 71913.1026378365. The cubic root of 5171494331 is about 1729.3066742956.

The spelling of 5171494331 in words is "five billion, one hundred seventy-one million, four hundred ninety-four thousand, three hundred thirty-one".