11423934569 has 2 divisors, whose sum is σ = 11423934570. Its totient is φ = 11423934568.

The previous prime is 11423934541. The next prime is 11423934611. The reversal of 11423934569 is 96543932411.

11423934569 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9888313600 + 1535620969 = 99440^2 + 39187^2 .

It is a cyclic number.

It is not a de Polignac number, because 11423934569 - 2²⁴ = 11407157353 is a prime.

It is a super-2 number, since 2×11423934569² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11423934169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5711967284 + 5711967285.

It is an arithmetic number, because the mean of its divisors is an integer number (5711967285).

Almost surely, 2^11423934569 is an apocalyptic number.

It is an amenable number.

11423934569 is a deficient number, since it is larger than the sum of its proper divisors (1).

11423934569 is an equidigital number, since it uses as much as digits as its factorization.

11423934569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 47.

The spelling of 11423934569 in words is "eleven billion, four hundred twenty-three million, nine hundred thirty-four thousand, five hundred sixty-nine".