968999903 has 4 divisors (see below), whose sum is σ = 969348408. Its totient is φ = 968651400.

The previous prime is 968999887. The next prime is 968999909. The reversal of 968999903 is 309999869.

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 968999903 - 2⁴ = 968999887 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 (968999909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170048 + ... + 175653.

It is an arithmetic number, because the mean of its divisors is an integer number (242337102).

Almost surely, 2^968999903 is an apocalyptic number.

968999903 is a deficient number, since it is larger than the sum of its proper divisors (348505).

968999903 is a wasteful number, since it uses less digits than its factorization.

968999903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348504.

The product of its (nonzero) digits is 8503056, while the sum is 62.

The square root of 968999903 is about 31128.7632745022. The cubic root of 968999903 is about 989.5579780286.

The spelling of 968999903 in words is "nine hundred sixty-eight million, nine hundred ninety-nine thousand, nine hundred three".