868741903 has 4 divisors (see below), whose sum is σ = 869352120. Its totient is φ = 868131688.

The previous prime is 868741891. The next prime is 868741927. The reversal of 868741903 is 309147868.

It is a happy number.

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 868741903 - 2²⁵ = 835187471 is a prime.

It is a super-2 number, since 2×868741903² = 1509424988056122818, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868741103) 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, 302968 + ... + 305821.

It is an arithmetic number, because the mean of its divisors is an integer number (217338030).

Almost surely, 2^868741903 is an apocalyptic number.

868741903 is a deficient number, since it is larger than the sum of its proper divisors (610217).

868741903 is a wasteful number, since it uses less digits than its factorization.

868741903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610216.

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 868741903 is about 29474.4279503437. The cubic root of 868741903 is about 954.1798841703.

The spelling of 868741903 in words is "eight hundred sixty-eight million, seven hundred forty-one thousand, nine hundred three".