14117142 has 48 divisors (see below), whose sum is σ = 31857840. Its totient is φ = 4140864.

The previous prime is 14117137. The next prime is 14117149. The reversal of 14117142 is 24171141.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14117149) 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 23 ways as a sum of consecutive naturals, for example, 178659 + ... + 178737.

It is an arithmetic number, because the mean of its divisors is an integer number (663705).

Almost surely, 2^14117142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14117142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15928920).

14117142 is an abundant number, since it is smaller than the sum of its proper divisors (17740698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14117142 is a wasteful number, since it uses less digits than its factorization.

14117142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205 (or 126 counting only the distinct ones).

The product of its digits is 224, while the sum is 21.

The square root of 14117142 is about 3757.2785363877. The cubic root of 14117142 is about 241.6845718534.

Adding to 14117142 its reverse (24171141), we get a palindrome (38288283).

The spelling of 14117142 in words is "fourteen million, one hundred seventeen thousand, one hundred forty-two".