12267973 has 2 divisors, whose sum is σ = 12267974. Its totient is φ = 12267972.

The previous prime is 12267967. The next prime is 12268013. The reversal of 12267973 is 37976221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12264004 + 3969 = 3502^2 + 63^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12267973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12267923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6133986 + 6133987.

It is an arithmetic number, because the mean of its divisors is an integer number (6133987).

Almost surely, 2^12267973 is an apocalyptic number.

It is an amenable number.

12267973 is a deficient number, since it is larger than the sum of its proper divisors (1).

12267973 is an equidigital number, since it uses as much as digits as its factorization.

12267973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31752, while the sum is 37.

The square root of 12267973 is about 3502.5666303441. The cubic root of 12267973 is about 230.6344987923.

The spelling of 12267973 in words is "twelve million, two hundred sixty-seven thousand, nine hundred seventy-three".