23132423 has 2 divisors, whose sum is σ = 23132424. Its totient is φ = 23132422.

The previous prime is 23132407. The next prime is 23132449. The reversal of 23132423 is 32423132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23132423 - 2⁴ = 23132407 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 23132395 and 23132404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23132453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11566211 + 11566212.

It is an arithmetic number, because the mean of its divisors is an integer number (11566212).

Almost surely, 2^23132423 is an apocalyptic number.

23132423 is a deficient number, since it is larger than the sum of its proper divisors (1).

23132423 is an equidigital number, since it uses as much as digits as its factorization.

23132423 is an evil number, because the sum of its binary digits is even.

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

The square root of 23132423 is about 4809.6177602799. The cubic root of 23132423 is about 284.9314413936.

Adding to 23132423 its reverse (32423132), we get a palindrome (55555555).

The spelling of 23132423 in words is "twenty-three million, one hundred thirty-two thousand, four hundred twenty-three".