12423011 has 2 divisors, whose sum is σ = 12423012. Its totient is φ = 12423010.

The previous prime is 12422999. The next prime is 12423031. The reversal of 12423011 is 11032421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12423011 - 2¹⁰ = 12421987 is a prime.

It is a super-2 number, since 2×12423011² = 308662404612242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12423031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6211505 + 6211506.

It is an arithmetic number, because the mean of its divisors is an integer number (6211506).

Almost surely, 2^12423011 is an apocalyptic number.

12423011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12423011 is an equidigital number, since it uses as much as digits as its factorization.

12423011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 12423011 is about 3524.6292003557. The cubic root of 12423011 is about 231.6019917341.

Adding to 12423011 its reverse (11032421), we get a palindrome (23455432).

The spelling of 12423011 in words is "twelve million, four hundred twenty-three thousand, eleven".