5217876731 has 2 divisors, whose sum is σ = 5217876732. Its totient is φ = 5217876730.

The previous prime is 5217876709. The next prime is 5217876733. The reversal of 5217876731 is 1376787125.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5217876731 - 2²² = 5213682427 is a prime.

It is a super-2 number, since 2×5217876731² = 54452475159822492722, which contains 22 as substring.

Together with 5217876733, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5217876733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2608938365 + 2608938366.

It is an arithmetic number, because the mean of its divisors is an integer number (2608938366).

Almost surely, 2^5217876731 is an apocalyptic number.

5217876731 is a deficient number, since it is larger than the sum of its proper divisors (1).

5217876731 is an equidigital number, since it uses as much as digits as its factorization.

5217876731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 493920, while the sum is 47.

The square root of 5217876731 is about 72234.8719871504. The cubic root of 5217876731 is about 1734.4612634684.

The spelling of 5217876731 in words is "five billion, two hundred seventeen million, eight hundred seventy-six thousand, seven hundred thirty-one".