14427117 has 6 divisors (see below), whose sum is σ = 20839182. Its totient is φ = 9618072.

The previous prime is 14427113. The next prime is 14427139. The reversal of 14427117 is 71172441.

It can be written as a sum of positive squares in only one way, i.e., 14243076 + 184041 = 3774^2 + 429^2 .

It is not a de Polignac number, because 14427117 - 2² = 14427113 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14427113) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 801498 + ... + 801515.

It is an arithmetic number, because the mean of its divisors is an integer number (3473197).

Almost surely, 2^14427117 is an apocalyptic number.

It is an amenable number.

14427117 is a deficient number, since it is larger than the sum of its proper divisors (6412065).

14427117 is a wasteful number, since it uses less digits than its factorization.

14427117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603019 (or 1603016 counting only the distinct ones).

The product of its digits is 1568, while the sum is 27.

The square root of 14427117 is about 3798.3044901640. The cubic root of 14427117 is about 243.4406980184.

Adding to 14427117 its reverse (71172441), we get a palindrome (85599558).

It can be divided in two parts, 144 and 27117, that added together give a triangular number (27261 = T₂₃₃).

The spelling of 14427117 in words is "fourteen million, four hundred twenty-seven thousand, one hundred seventeen".