12343430 has 16 divisors (see below), whose sum is σ = 24238224. Its totient is φ = 4488480.

The previous prime is 12343423. The next prime is 12343439. The reversal of 12343430 is 3434321.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12343439) 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, 55997 + ... + 56216.

It is an arithmetic number, because the mean of its divisors is an integer number (1514889).

Almost surely, 2^12343430 is an apocalyptic number.

12343430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12343430 is a deficient number, since it is larger than the sum of its proper divisors (11894794).

12343430 is a wasteful number, since it uses less digits than its factorization.

12343430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112231.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 12343430 is about 3513.3217899874. The cubic root of 12343430 is about 231.1063895286.

Adding to 12343430 its reverse (3434321), we get a palindrome (15777751).

It can be divided in two parts, 1234 and 3430, that added together give a palindrome (4664).

The spelling of 12343430 in words is "twelve million, three hundred forty-three thousand, four hundred thirty".