831421141124179 has 2 divisors, whose sum is σ = 831421141124180. Its totient is φ = 831421141124178.

The previous prime is 831421141124131. The next prime is 831421141124219. The reversal of 831421141124179 is 971421141124138.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 831421141124179 - 2¹⁹ = 831421140599891 is a prime.

It is a super-2 number, since 2×831421141124179² (a number of 31 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (831421141194179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415710570562089 + 415710570562090.

It is an arithmetic number, because the mean of its divisors is an integer number (415710570562090).

Almost surely, 2^{831421141124179} is an apocalyptic number.

831421141124179 is a deficient number, since it is larger than the sum of its proper divisors (1).

831421141124179 is an equidigital number, since it uses as much as digits as its factorization.

831421141124179 is an evil number, because the sum of its binary digits is even.

The product of its digits is 387072, while the sum is 49.

The spelling of 831421141124179 in words is "eight hundred thirty-one trillion, four hundred twenty-one billion, one hundred forty-one million, one hundred twenty-four thousand, one hundred seventy-nine".