11232431423 has 2 divisors, whose sum is σ = 11232431424. Its totient is φ = 11232431422.

The previous prime is 11232431339. The next prime is 11232431449. The reversal of 11232431423 is 32413423211.

It is an a-pointer prime, because the next prime (11232431449) can be obtained adding 11232431423 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11232431423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11232431392 and 11232431401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11232431453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5616215711 + 5616215712.

It is an arithmetic number, because the mean of its divisors is an integer number (5616215712).

Almost surely, 2^11232431423 is an apocalyptic number.

11232431423 is a deficient number, since it is larger than the sum of its proper divisors (1).

11232431423 is an equidigital number, since it uses as much as digits as its factorization.

11232431423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 26.

Adding to 11232431423 its reverse (32413423211), we get a palindrome (43645854634).

The spelling of 11232431423 in words is "eleven billion, two hundred thirty-two million, four hundred thirty-one thousand, four hundred twenty-three".