873103681 has 2 divisors, whose sum is σ = 873103682. Its totient is φ = 873103680.

The previous prime is 873103669. The next prime is 873103729. The reversal of 873103681 is 186301378.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 738752400 + 134351281 = 27180^2 + 11591^2 .

It is a cyclic number.

It is not a de Polignac number, because 873103681 - 2²³ = 864715073 is a prime.

It is a super-2 number, since 2×873103681² = 1524620075551499522, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 873103681.

It is not a weakly prime, because it can be changed into another prime (873103601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436551840 + 436551841.

It is an arithmetic number, because the mean of its divisors is an integer number (436551841).

Almost surely, 2^873103681 is an apocalyptic number.

It is an amenable number.

873103681 is a deficient number, since it is larger than the sum of its proper divisors (1).

873103681 is an equidigital number, since it uses as much as digits as its factorization.

873103681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 873103681 is about 29548.3278883933. The cubic root of 873103681 is about 955.7741339653.

The spelling of 873103681 in words is "eight hundred seventy-three million, one hundred three thousand, six hundred eighty-one".