878863339 has 2 divisors, whose sum is σ = 878863340. Its totient is φ = 878863338.

The previous prime is 878863313. The next prime is 878863393. The reversal of 878863339 is 933368878.

Together with next prime (878863393) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 878863339 - 2⁷ = 878863211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 878863339.

It is not a weakly prime, because it can be changed into another prime (878803339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439431669 + 439431670.

It is an arithmetic number, because the mean of its divisors is an integer number (439431670).

Almost surely, 2^878863339 is an apocalyptic number.

878863339 is a deficient number, since it is larger than the sum of its proper divisors (1).

878863339 is an equidigital number, since it uses as much as digits as its factorization.

878863339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5225472, while the sum is 55.

The square root of 878863339 is about 29645.6293405959. The cubic root of 878863339 is about 957.8712012111.

It can be divided in two parts, 8788 and 63339, that added together give a palindrome (72127).

The spelling of 878863339 in words is "eight hundred seventy-eight million, eight hundred sixty-three thousand, three hundred thirty-nine".