14615138 has 16 divisors (see below), whose sum is σ = 23496480. Its totient is φ = 6793536.

The previous prime is 14615131. The next prime is 14615177. The reversal of 14615138 is 83151641.

It is a self number, because there is not a number n which added to its sum of digits gives 14615138.

It is not an unprimeable number, because it can be changed into a prime (14615131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233 + ... + 5411.

It is an arithmetic number, because the mean of its divisors is an integer number (1468530).

Almost surely, 2^14615138 is an apocalyptic number.

14615138 is a deficient number, since it is larger than the sum of its proper divisors (8881342).

14615138 is a wasteful number, since it uses less digits than its factorization.

14615138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5281.

The product of its digits is 2880, while the sum is 29.

The square root of 14615138 is about 3822.9750195365. The cubic root of 14615138 is about 244.4936815571.

Adding to 14615138 its reverse (83151641), we get a palindrome (97766779).

The spelling of 14615138 in words is "fourteen million, six hundred fifteen thousand, one hundred thirty-eight".