868675903 has 4 divisors (see below), whose sum is σ = 868777920. Its totient is φ = 868573888.

The previous prime is 868675901. The next prime is 868675909. The reversal of 868675903 is 309576868.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 868675903 - 2¹ = 868675901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868675901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36943 + ... + 55696.

It is an arithmetic number, because the mean of its divisors is an integer number (217194480).

Almost surely, 2^868675903 is an apocalyptic number.

868675903 is a deficient number, since it is larger than the sum of its proper divisors (102017).

868675903 is an equidigital number, since it uses as much as digits as its factorization.

868675903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102016.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The square root of 868675903 is about 29473.3083144733. The cubic root of 868675903 is about 954.1557199289.

The spelling of 868675903 in words is "eight hundred sixty-eight million, six hundred seventy-five thousand, nine hundred three".