14381138 has 16 divisors (see below), whose sum is σ = 22794720. Its totient is φ = 6785856.

The previous prime is 14381137. The next prime is 14381149. The reversal of 14381138 is 83118341.

14381138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 14381138.

It is not an unprimeable number, because it can be changed into a prime (14381137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12245 + ... + 13367.

It is an arithmetic number, because the mean of its divisors is an integer number (1424670).

Almost surely, 2^14381138 is an apocalyptic number.

14381138 is a deficient number, since it is larger than the sum of its proper divisors (8413582).

14381138 is a wasteful number, since it uses less digits than its factorization.

14381138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481.

The product of its digits is 2304, while the sum is 29.

The square root of 14381138 is about 3792.2470911057. The cubic root of 14381138 is about 243.1818088778.

Adding to 14381138 its reverse (83118341), we get a palindrome (97499479).

The spelling of 14381138 in words is "fourteen million, three hundred eighty-one thousand, one hundred thirty-eight".