12493335427 has 2 divisors, whose sum is σ = 12493335428. Its totient is φ = 12493335426.

The previous prime is 12493335359. The next prime is 12493335433. The reversal of 12493335427 is 72453339421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12493335427 - 2³¹ = 10345851779 is a prime.

It is not a weakly prime, because it can be changed into another prime (12493333427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6246667713 + 6246667714.

It is an arithmetic number, because the mean of its divisors is an integer number (6246667714).

Almost surely, 2^12493335427 is an apocalyptic number.

12493335427 is a deficient number, since it is larger than the sum of its proper divisors (1).

12493335427 is an equidigital number, since it uses as much as digits as its factorization.

12493335427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 43.

The spelling of 12493335427 in words is "twelve billion, four hundred ninety-three million, three hundred thirty-five thousand, four hundred twenty-seven".