11433220349 has 2 divisors, whose sum is σ = 11433220350. Its totient is φ = 11433220348.

The previous prime is 11433220231. The next prime is 11433220373. The reversal of 11433220349 is 94302233411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10731924025 + 701296324 = 103595^2 + 26482^2 .

It is an emirp because it is prime and its reverse (94302233411) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11433220349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11433226349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5716610174 + 5716610175.

It is an arithmetic number, because the mean of its divisors is an integer number (5716610175).

Almost surely, 2^11433220349 is an apocalyptic number.

It is an amenable number.

11433220349 is a deficient number, since it is larger than the sum of its proper divisors (1).

11433220349 is an equidigital number, since it uses as much as digits as its factorization.

11433220349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 11433220349 in words is "eleven billion, four hundred thirty-three million, two hundred twenty thousand, three hundred forty-nine".