11722750427 has 2 divisors, whose sum is σ = 11722750428. Its totient is φ = 11722750426.

The previous prime is 11722750363. The next prime is 11722750451. The reversal of 11722750427 is 72405722711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11722750427 - 2⁶ = 11722750363 is a prime.

It is not a weakly prime, because it can be changed into another prime (11722750727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5861375213 + 5861375214.

It is an arithmetic number, because the mean of its divisors is an integer number (5861375214).

Almost surely, 2^11722750427 is an apocalyptic number.

11722750427 is a deficient number, since it is larger than the sum of its proper divisors (1).

11722750427 is an equidigital number, since it uses as much as digits as its factorization.

11722750427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54880, while the sum is 38.

The spelling of 11722750427 in words is "eleven billion, seven hundred twenty-two million, seven hundred fifty thousand, four hundred twenty-seven".