831452873 has 2 divisors, whose sum is σ = 831452874. Its totient is φ = 831452872.

The previous prime is 831452861. The next prime is 831452903. The reversal of 831452873 is 378254138.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 636906169 + 194546704 = 25237^2 + 13948^2 .

It is a cyclic number.

It is not a de Polignac number, because 831452873 - 2⁴ = 831452857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 831452873.

It is not a weakly prime, because it can be changed into another prime (831452833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415726436 + 415726437.

It is an arithmetic number, because the mean of its divisors is an integer number (415726437).

Almost surely, 2^831452873 is an apocalyptic number.

It is an amenable number.

831452873 is a deficient number, since it is larger than the sum of its proper divisors (1).

831452873 is an equidigital number, since it uses as much as digits as its factorization.

831452873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 41.

The square root of 831452873 is about 28834.9245360552. The cubic root of 831452873 is about 940.3276634225.

The spelling of 831452873 in words is "eight hundred thirty-one million, four hundred fifty-two thousand, eight hundred seventy-three".