12418353 has 10 divisors (see below), whose sum is σ = 18550994. Its totient is φ = 8278848.

The previous prime is 12418349. The next prime is 12418363. The reversal of 12418353 is 35381421.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7436529 + 4981824 = 2727^2 + 2232^2 .

It is not a de Polignac number, because 12418353 - 2² = 12418349 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12418303) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 76576 + ... + 76737.

Almost surely, 2^12418353 is an apocalyptic number.

It is an amenable number.

12418353 is a deficient number, since it is larger than the sum of its proper divisors (6132641).

12418353 is an equidigital number, since it uses as much as digits as its factorization.

12418353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153325 (or 153316 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 12418353 is about 3523.9683596763. The cubic root of 12418353 is about 231.5730417761.

Adding to 12418353 its reverse (35381421), we get a palindrome (47799774).

The spelling of 12418353 in words is "twelve million, four hundred eighteen thousand, three hundred fifty-three".