9997804503 has 24 divisors (see below), whose sum is σ = 15230542080. Its totient is φ = 6302273040.

The previous prime is 9997804477. The next prime is 9997804507. The reversal of 9997804503 is 3054087999.

It is not a de Polignac number, because 9997804503 - 2⁵ = 9997804471 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9997804503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9997804507) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33538 + ... + 145328.

It is an arithmetic number, because the mean of its divisors is an integer number (634605920).

Almost surely, 2^9997804503 is an apocalyptic number.

9997804503 is a deficient number, since it is larger than the sum of its proper divisors (5232737577).

9997804503 is a wasteful number, since it uses less digits than its factorization.

9997804503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112339 (or 112336 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The square root of 9997804503 is about 99989.0219124080. The cubic root of 9997804503 is about 2154.2770099952.

The spelling of 9997804503 in words is "nine billion, nine hundred ninety-seven million, eight hundred four thousand, five hundred three".