13998995 has 8 divisors (see below), whose sum is σ = 16832016. Its totient is φ = 11177056.

The previous prime is 13998937. The next prime is 13999003. The reversal of 13998995 is 59989931.

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

It is a cyclic number.

It is not a de Polignac number, because 13998995 - 2¹⁸ = 13736851 is a prime.

It is a super-2 number, since 2×13998995² = 391943722020050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329 + ... + 5301.

It is an arithmetic number, because the mean of its divisors is an integer number (2104002).

Almost surely, 2^13998995 is an apocalyptic number.

13998995 is a deficient number, since it is larger than the sum of its proper divisors (2833021).

13998995 is an equidigital number, since it uses as much as digits as its factorization.

13998995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5541.

The product of its digits is 787320, while the sum is 53.

The square root of 13998995 is about 3741.5230855896. The cubic root of 13998995 is about 241.0084591534.

The spelling of 13998995 in words is "thirteen million, nine hundred ninety-eight thousand, nine hundred ninety-five".