870374317 has 2 divisors, whose sum is σ = 870374318. Its totient is φ = 870374316.

The previous prime is 870374311. The next prime is 870374333. The reversal of 870374317 is 713473078.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 844425481 + 25948836 = 29059^2 + 5094^2 .

It is a cyclic number.

It is not a de Polignac number, because 870374317 - 2⁷ = 870374189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 870374317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (870374311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435187158 + 435187159.

It is an arithmetic number, because the mean of its divisors is an integer number (435187159).

Almost surely, 2^870374317 is an apocalyptic number.

It is an amenable number.

870374317 is a deficient number, since it is larger than the sum of its proper divisors (1).

870374317 is an equidigital number, since it uses as much as digits as its factorization.

870374317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98784, while the sum is 40.

The square root of 870374317 is about 29502.1069925522. The cubic root of 870374317 is about 954.7771624480. Note that the first 3 decimals are identical.

The spelling of 870374317 in words is "eight hundred seventy million, three hundred seventy-four thousand, three hundred seventeen".