23423035423 has 2 divisors, whose sum is σ = 23423035424. Its totient is φ = 23423035422.

The previous prime is 23423035369. The next prime is 23423035439. The reversal of 23423035423 is 32453032432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23423035423 - 2¹³ = 23423027231 is a prime.

It is a super-2 number, since 2×23423035423² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23423035453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11711517711 + 11711517712.

It is an arithmetic number, because the mean of its divisors is an integer number (11711517712).

Almost surely, 2^23423035423 is an apocalyptic number.

23423035423 is a deficient number, since it is larger than the sum of its proper divisors (1).

23423035423 is an equidigital number, since it uses as much as digits as its factorization.

23423035423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 31.

Adding to 23423035423 its reverse (32453032432), we get a palindrome (55876067855).

The spelling of 23423035423 in words is "twenty-three billion, four hundred twenty-three million, thirty-five thousand, four hundred twenty-three".