13998603 has 8 divisors (see below), whose sum is σ = 18779968. Its totient is φ = 9274824.

The previous prime is 13998601. The next prime is 13998613. The reversal of 13998603 is 30689931.

13998603 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13998603 - 2¹ = 13998601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13998601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13825 + ... + 14802.

It is an arithmetic number, because the mean of its divisors is an integer number (2347496).

Almost surely, 2^13998603 is an apocalyptic number.

13998603 is a deficient number, since it is larger than the sum of its proper divisors (4781365).

13998603 is a wasteful number, since it uses less digits than its factorization.

13998603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28793.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 13998603 is about 3741.4707001392. The cubic root of 13998603 is about 241.0062095586.

The spelling of 13998603 in words is "thirteen million, nine hundred ninety-eight thousand, six hundred three".