870699607 has 2 divisors, whose sum is σ = 870699608. Its totient is φ = 870699606.

The previous prime is 870699593. The next prime is 870699619. The reversal of 870699607 is 706996078.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-870699607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (870699677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435349803 + 435349804.

It is an arithmetic number, because the mean of its divisors is an integer number (435349804).

Almost surely, 2^870699607 is an apocalyptic number.

870699607 is a deficient number, since it is larger than the sum of its proper divisors (1).

870699607 is an equidigital number, since it uses as much as digits as its factorization.

870699607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1143072, while the sum is 52.

The square root of 870699607 is about 29507.6194736207. The cubic root of 870699607 is about 954.8960924201.

The spelling of 870699607 in words is "eight hundred seventy million, six hundred ninety-nine thousand, six hundred seven".