12023430403 has 2 divisors, whose sum is σ = 12023430404. Its totient is φ = 12023430402.

The previous prime is 12023430401. The next prime is 12023430439. The reversal of 12023430403 is 30403432021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12023430403 - 2¹ = 12023430401 is a prime.

Together with 12023430401, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12023430401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6011715201 + 6011715202.

It is an arithmetic number, because the mean of its divisors is an integer number (6011715202).

Almost surely, 2^12023430403 is an apocalyptic number.

12023430403 is a deficient number, since it is larger than the sum of its proper divisors (1).

12023430403 is an equidigital number, since it uses as much as digits as its factorization.

12023430403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 12023430403 its reverse (30403432021), we get a palindrome (42426862424).

The spelling of 12023430403 in words is "twelve billion, twenty-three million, four hundred thirty thousand, four hundred three".