14159919 has 4 divisors (see below), whose sum is σ = 18879896. Its totient is φ = 9439944.

The previous prime is 14159911. The next prime is 14159947. The reversal of 14159919 is 91995141.

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

It is not a de Polignac number, because 14159919 - 2³ = 14159911 is a prime.

It is a super-2 number, since 2×14159919² = 401006612173122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14159911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2359984 + ... + 2359989.

It is an arithmetic number, because the mean of its divisors is an integer number (4719974).

Almost surely, 2^14159919 is an apocalyptic number.

14159919 is a deficient number, since it is larger than the sum of its proper divisors (4719977).

14159919 is an equidigital number, since it uses as much as digits as its factorization.

14159919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4719976.

The product of its digits is 14580, while the sum is 39.

The square root of 14159919 is about 3762.9667816764. The cubic root of 14159919 is about 241.9284388733.

The spelling of 14159919 in words is "fourteen million, one hundred fifty-nine thousand, nine hundred nineteen".