812373122 has 16 divisors (see below), whose sum is σ = 1332525600. Its totient is φ = 368375040.

The previous prime is 812373113. The next prime is 812373131. The reversal of 812373122 is 221373218.

It is an interprime number because it is at equal distance from previous prime (812373113) and next prime (812373131).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34847 + ... + 53282.

It is an arithmetic number, because the mean of its divisors is an integer number (83282850).

Almost surely, 2^812373122 is an apocalyptic number.

812373122 is a deficient number, since it is larger than the sum of its proper divisors (520152478).

812373122 is a wasteful number, since it uses less digits than its factorization.

812373122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88561.

The product of its digits is 4032, while the sum is 29.

The square root of 812373122 is about 28502.1599532386. The cubic root of 812373122 is about 933.0792150296.

The spelling of 812373122 in words is "eight hundred twelve million, three hundred seventy-three thousand, one hundred twenty-two".