14200019 has 4 divisors (see below), whose sum is σ = 14530296. Its totient is φ = 13869744.

The previous prime is 14200009. The next prime is 14200031. The reversal of 14200019 is 91000241.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91000241 = 1063 ⋅85607.

It is a cyclic number.

It is not a de Polignac number, because 14200019 - 2⁴ = 14200003 is a prime.

It is a super-2 number, since 2×14200019² = 403281079200722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14200009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165074 + ... + 165159.

It is an arithmetic number, because the mean of its divisors is an integer number (3632574).

Almost surely, 2^14200019 is an apocalyptic number.

14200019 is a deficient number, since it is larger than the sum of its proper divisors (330277).

14200019 is an equidigital number, since it uses as much as digits as its factorization.

14200019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330276.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 14200019 is about 3768.2912573208. The cubic root of 14200019 is about 242.1565990044.

The spelling of 14200019 in words is "fourteen million, two hundred thousand, nineteen".