12254354423 has 4 divisors (see below), whose sum is σ = 12254875080. Its totient is φ = 12253833768.

The previous prime is 12254354417. The next prime is 12254354429. The reversal of 12254354423 is 32445345221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (12254354417) and next prime (12254354429).

It is a cyclic number.

It is not a de Polignac number, because 12254354423 - 2⁴ = 12254354407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12254354429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223265 + ... + 272682.

It is an arithmetic number, because the mean of its divisors is an integer number (3063718770).

Almost surely, 2^12254354423 is an apocalyptic number.

12254354423 is a deficient number, since it is larger than the sum of its proper divisors (520657).

12254354423 is an equidigital number, since it uses as much as digits as its factorization.

12254354423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520656.

The product of its digits is 115200, while the sum is 35.

Adding to 12254354423 its reverse (32445345221), we get a palindrome (44699699644).

The spelling of 12254354423 in words is "twelve billion, two hundred fifty-four million, three hundred fifty-four thousand, four hundred twenty-three".