11527221743 has 2 divisors, whose sum is σ = 11527221744. Its totient is φ = 11527221742.

The previous prime is 11527221683. The next prime is 11527221751. The reversal of 11527221743 is 34712272511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11527221743 - 2⁶ = 11527221679 is a prime.

It is a super-2 number, since 2×11527221743² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11527221793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5763610871 + 5763610872.

It is an arithmetic number, because the mean of its divisors is an integer number (5763610872).

Almost surely, 2^11527221743 is an apocalyptic number.

11527221743 is a deficient number, since it is larger than the sum of its proper divisors (1).

11527221743 is an equidigital number, since it uses as much as digits as its factorization.

11527221743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23520, while the sum is 35.

The spelling of 11527221743 in words is "eleven billion, five hundred twenty-seven million, two hundred twenty-one thousand, seven hundred forty-three".