12423135127 has 8 divisors (see below), whose sum is σ = 13382949440. Its totient is φ = 11463919200.

The previous prime is 12423135121. The next prime is 12423135143. The reversal of 12423135127 is 72153132421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12423135127 - 2³ = 12423135119 is a prime.

It is a super-2 number, since 2×12423135127² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12423135121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105999 + ... + 189952.

It is an arithmetic number, because the mean of its divisors is an integer number (1672868680).

Almost surely, 2^12423135127 is an apocalyptic number.

12423135127 is a deficient number, since it is larger than the sum of its proper divisors (959814313).

12423135127 is a wasteful number, since it uses less digits than its factorization.

12423135127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299193.

The product of its digits is 10080, while the sum is 31.

Adding to 12423135127 its reverse (72153132421), we get a palindrome (84576267548).

The spelling of 12423135127 in words is "twelve billion, four hundred twenty-three million, one hundred thirty-five thousand, one hundred twenty-seven".