873380839 has 2 divisors, whose sum is σ = 873380840. Its totient is φ = 873380838.

The previous prime is 873380821. The next prime is 873380843. The reversal of 873380839 is 938083378.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-873380839 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 873380792 and 873380801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (873380539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436690419 + 436690420.

It is an arithmetic number, because the mean of its divisors is an integer number (436690420).

Almost surely, 2^873380839 is an apocalyptic number.

873380839 is a deficient number, since it is larger than the sum of its proper divisors (1).

873380839 is an equidigital number, since it uses as much as digits as its factorization.

873380839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 49.

The square root of 873380839 is about 29553.0174263137. The cubic root of 873380839 is about 955.8752569011.

The spelling of 873380839 in words is "eight hundred seventy-three million, three hundred eighty thousand, eight hundred thirty-nine".