876313643 has 2 divisors, whose sum is σ = 876313644. Its totient is φ = 876313642.

The previous prime is 876313631. The next prime is 876313651. The reversal of 876313643 is 346313678.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-876313643 is a prime.

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 876313643.

It is not a weakly prime, because it can be changed into another prime (876313663) 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, 438156821 + 438156822.

It is an arithmetic number, because the mean of its divisors is an integer number (438156822).

Almost surely, 2^876313643 is an apocalyptic number.

876313643 is a deficient number, since it is larger than the sum of its proper divisors (1).

876313643 is an equidigital number, since it uses as much as digits as its factorization.

876313643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 41.

The square root of 876313643 is about 29602.5952071774. The cubic root of 876313643 is about 956.9440013209.

The spelling of 876313643 in words is "eight hundred seventy-six million, three hundred thirteen thousand, six hundred forty-three".