11664154573 has 2 divisors, whose sum is σ = 11664154574. Its totient is φ = 11664154572.

The previous prime is 11664154571. The next prime is 11664154603. The reversal of 11664154573 is 37545146611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11629896964 + 34257609 = 107842^2 + 5853^2 .

It is a cyclic number.

It is not a de Polignac number, because 11664154573 - 2¹ = 11664154571 is a prime.

Together with 11664154571, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11664154571) 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, 5832077286 + 5832077287.

It is an arithmetic number, because the mean of its divisors is an integer number (5832077287).

Almost surely, 2^11664154573 is an apocalyptic number.

It is an amenable number.

11664154573 is a deficient number, since it is larger than the sum of its proper divisors (1).

11664154573 is an equidigital number, since it uses as much as digits as its factorization.

11664154573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 43.

The spelling of 11664154573 in words is "eleven billion, six hundred sixty-four million, one hundred fifty-four thousand, five hundred seventy-three".