11644097233 has 2 divisors, whose sum is σ = 11644097234. Its totient is φ = 11644097232.

The previous prime is 11644097207. The next prime is 11644097239. The reversal of 11644097233 is 33279044611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6871083664 + 4773013569 = 82892^2 + 69087^2 .

It is an emirp because it is prime and its reverse (33279044611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11644097233 - 2¹⁷ = 11643966161 is a prime.

It is not a weakly prime, because it can be changed into another prime (11644097239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5822048616 + 5822048617.

It is an arithmetic number, because the mean of its divisors is an integer number (5822048617).

Almost surely, 2^11644097233 is an apocalyptic number.

It is an amenable number.

11644097233 is a deficient number, since it is larger than the sum of its proper divisors (1).

11644097233 is an equidigital number, since it uses as much as digits as its factorization.

11644097233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 11644097233 in words is "eleven billion, six hundred forty-four million, ninety-seven thousand, two hundred thirty-three".