14121398 has 4 divisors (see below), whose sum is σ = 21182100. Its totient is φ = 7060698.

The previous prime is 14121397. The next prime is 14121413. The reversal of 14121398 is 89312141.

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

It is a self number, because there is not a number n which added to its sum of digits gives 14121398.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14121391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3530348 + ... + 3530351.

It is an arithmetic number, because the mean of its divisors is an integer number (5295525).

Almost surely, 2^14121398 is an apocalyptic number.

14121398 is a deficient number, since it is larger than the sum of its proper divisors (7060702).

14121398 is an equidigital number, since it uses as much as digits as its factorization.

14121398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7060701.

The product of its digits is 1728, while the sum is 29.

The square root of 14121398 is about 3757.8448610873. The cubic root of 14121398 is about 241.7088568961.

The spelling of 14121398 in words is "fourteen million, one hundred twenty-one thousand, three hundred ninety-eight".