11724264427 has 2 divisors, whose sum is σ = 11724264428. Its totient is φ = 11724264426.

The previous prime is 11724264397. The next prime is 11724264439. The reversal of 11724264427 is 72446242711.

It is a strong prime.

It is an emirp because it is prime and its reverse (72446242711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11724264427 - 2²³ = 11715875819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11724264427.

It is not a weakly prime, because it can be changed into another prime (11724262427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5862132213 + 5862132214.

It is an arithmetic number, because the mean of its divisors is an integer number (5862132214).

Almost surely, 2^11724264427 is an apocalyptic number.

11724264427 is a deficient number, since it is larger than the sum of its proper divisors (1).

11724264427 is an equidigital number, since it uses as much as digits as its factorization.

11724264427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 150528, while the sum is 40.

The spelling of 11724264427 in words is "eleven billion, seven hundred twenty-four million, two hundred sixty-four thousand, four hundred twenty-seven".