870907 has 2 divisors, whose sum is σ = 870908. Its totient is φ = 870906.

The previous prime is 870901. The next prime is 870911. The reversal of 870907 is 709078.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 870907 - 2¹⁵ = 838139 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (870901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435453 + 435454.

It is an arithmetic number, because the mean of its divisors is an integer number (435454).

2⁸⁷⁰⁹⁰⁷ is an apocalyptic number.

870907 is a deficient number, since it is larger than the sum of its proper divisors (1).

870907 is an equidigital number, since it uses as much as digits as its factorization.

870907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 870907 is about 933.2239816893. The cubic root of 870907 is about 95.4971902356.

The spelling of 870907 in words is "eight hundred seventy thousand, nine hundred seven".