12237327919 has 2 divisors, whose sum is σ = 12237327920. Its totient is φ = 12237327918.

The previous prime is 12237327863. The next prime is 12237327931. The reversal of 12237327919 is 91972373221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12237327919 - 2²⁷ = 12103110191 is a prime.

It is a super-2 number, since 2×12237327919² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12237327979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6118663959 + 6118663960.

It is an arithmetic number, because the mean of its divisors is an integer number (6118663960).

Almost surely, 2^12237327919 is an apocalyptic number.

12237327919 is a deficient number, since it is larger than the sum of its proper divisors (1).

12237327919 is an equidigital number, since it uses as much as digits as its factorization.

12237327919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 285768, while the sum is 46.

The spelling of 12237327919 in words is "twelve billion, two hundred thirty-seven million, three hundred twenty-seven thousand, nine hundred nineteen".