12514018 has 32 divisors (see below), whose sum is σ = 21565440. Its totient is φ = 5394000.

The previous prime is 12514013. The next prime is 12514039. The reversal of 12514018 is 81041521.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a self number, because there is not a number n which added to its sum of digits gives 12514018.

It is not an unprimeable number, because it can be changed into a prime (12514013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40083 + ... + 40393.

It is an arithmetic number, because the mean of its divisors is an integer number (673920).

Almost surely, 2^12514018 is an apocalyptic number.

12514018 is a deficient number, since it is larger than the sum of its proper divisors (9051422).

12514018 is a wasteful number, since it uses less digits than its factorization.

12514018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414.

The product of its (nonzero) digits is 320, while the sum is 22.

The square root of 12514018 is about 3537.5157950177. The cubic root of 12514018 is about 232.1661636606.

Adding to 12514018 its reverse (81041521), we get a palindrome (93555539).

The spelling of 12514018 in words is "twelve million, five hundred fourteen thousand, eighteen".