14517142 has 4 divisors (see below), whose sum is σ = 21775716. Its totient is φ = 7258570.

The previous prime is 14517137. The next prime is 14517149. The reversal of 14517142 is 24171541.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14517149) 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 as a sum of consecutive naturals, namely, 3629284 + ... + 3629287.

It is an arithmetic number, because the mean of its divisors is an integer number (5443929).

Almost surely, 2^14517142 is an apocalyptic number.

14517142 is a deficient number, since it is larger than the sum of its proper divisors (7258574).

14517142 is an equidigital number, since it uses as much as digits as its factorization.

14517142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7258573.

The product of its digits is 1120, while the sum is 25.

The square root of 14517142 is about 3810.1367429529. The cubic root of 14517142 is about 243.9460039077.

Adding to 14517142 its reverse (24171541), we get a palindrome (38688683).

The spelling of 14517142 in words is "fourteen million, five hundred seventeen thousand, one hundred forty-two".