12479023 has 2 divisors, whose sum is σ = 12479024. Its totient is φ = 12479022.

The previous prime is 12479021. The next prime is 12479039. The reversal of 12479023 is 32097421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12479023 - 2¹ = 12479021 is a prime.

Together with 12479021, it forms a pair of twin primes.

It is equal to p₈₁₇₄₅₃ and since 12479023 and 817453 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 12478982 and 12479000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12479021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6239511 + 6239512.

It is an arithmetic number, because the mean of its divisors is an integer number (6239512).

Almost surely, 2^12479023 is an apocalyptic number.

12479023 is a deficient number, since it is larger than the sum of its proper divisors (1).

12479023 is an equidigital number, since it uses as much as digits as its factorization.

12479023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 12479023 is about 3532.5660644919. The cubic root of 12479023 is about 231.9495468468.

The spelling of 12479023 in words is "twelve million, four hundred seventy-nine thousand, twenty-three".