12147338 has 16 divisors (see below), whose sum is σ = 21268224. Its totient is φ = 5094960.

The previous prime is 12147323. The next prime is 12147341. The reversal of 12147338 is 83374121.

12147338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12147338.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8573 + ... + 9888.

It is an arithmetic number, because the mean of its divisors is an integer number (1329264).

Almost surely, 2^12147338 is an apocalyptic number.

12147338 is a deficient number, since it is larger than the sum of its proper divisors (9120886).

12147338 is a wasteful number, since it uses less digits than its factorization.

12147338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18517.

The product of its digits is 4032, while the sum is 29.

The square root of 12147338 is about 3485.3031432000. The cubic root of 12147338 is about 229.8760390621.

The spelling of 12147338 in words is "twelve million, one hundred forty-seven thousand, three hundred thirty-eight".