13998603158 has 4 divisors (see below), whose sum is σ = 20997904740. Its totient is φ = 6999301578.

The previous prime is 13998603139. The next prime is 13998603167. The reversal of 13998603158 is 85130689931.

13998603158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3499650788 + ... + 3499650791.

It is an arithmetic number, because the mean of its divisors is an integer number (5249476185).

Almost surely, 2^13998603158 is an apocalyptic number.

13998603158 is a deficient number, since it is larger than the sum of its proper divisors (6999301582).

13998603158 is an equidigital number, since it uses as much as digits as its factorization.

13998603158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6999301581.

The product of its (nonzero) digits is 1399680, while the sum is 53.

The spelling of 13998603158 in words is "thirteen billion, nine hundred ninety-eight million, six hundred three thousand, one hundred fifty-eight".