8119315831831 has 2 divisors, whose sum is σ = 8119315831832. Its totient is φ = 8119315831830.

The previous prime is 8119315831793. The next prime is 8119315831849. The reversal of 8119315831831 is 1381385139118.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8119315831831 - 2⁷ = 8119315831703 is a prime.

It is a super-2 number, since 2×8119315831831² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8119313831831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4059657915915 + 4059657915916.

It is an arithmetic number, because the mean of its divisors is an integer number (4059657915916).

Almost surely, 2^{8119315831831} is an apocalyptic number.

8119315831831 is a deficient number, since it is larger than the sum of its proper divisors (1).

8119315831831 is an equidigital number, since it uses as much as digits as its factorization.

8119315831831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 622080, while the sum is 52.

The spelling of 8119315831831 in words is "eight trillion, one hundred nineteen billion, three hundred fifteen million, eight hundred thirty-one thousand, eight hundred thirty-one".