9697903 has 4 divisors (see below), whose sum is σ = 9738720. Its totient is φ = 9657088.

The previous prime is 9697879. The next prime is 9697907. The reversal of 9697903 is 3097969.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9697903 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9697903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9697907) 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, 20050 + ... + 20527.

It is an arithmetic number, because the mean of its divisors is an integer number (2434680).

Almost surely, 2^9697903 is an apocalyptic number.

9697903 is a deficient number, since it is larger than the sum of its proper divisors (40817).

9697903 is a wasteful number, since it uses less digits than its factorization.

9697903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40816.

The product of its (nonzero) digits is 91854, while the sum is 43.

The square root of 9697903 is about 3114.1456292216. The cubic root of 9697903 is about 213.2517540183.

The spelling of 9697903 in words is "nine million, six hundred ninety-seven thousand, nine hundred three".