14172017 has 4 divisors (see below), whose sum is σ = 14312436. Its totient is φ = 14031600.

The previous prime is 14172007. The next prime is 14172061. The reversal of 14172017 is 71027141.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13830961 + 341056 = 3719^2 + 584^2 .

It is a cyclic number.

It is not a de Polignac number, because 14172017 - 2⁶ = 14171953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14171983 and 14172001.

It is not an unprimeable number, because it can be changed into a prime (14172007) 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, 70058 + ... + 70259.

It is an arithmetic number, because the mean of its divisors is an integer number (3578109).

Almost surely, 2^14172017 is an apocalyptic number.

It is an amenable number.

14172017 is a deficient number, since it is larger than the sum of its proper divisors (140419).

14172017 is a wasteful number, since it uses less digits than its factorization.

14172017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140418.

The product of its (nonzero) digits is 392, while the sum is 23.

The square root of 14172017 is about 3764.5739466771. The cubic root of 14172017 is about 241.9973191425.

Adding to 14172017 its reverse (71027141), we get a palindrome (85199158).

The spelling of 14172017 in words is "fourteen million, one hundred seventy-two thousand, seventeen".