11033442389 has 2 divisors, whose sum is σ = 11033442390. Its totient is φ = 11033442388.

The previous prime is 11033442383. The next prime is 11033442451. The reversal of 11033442389 is 98324433011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6891490225 + 4141952164 = 83015^2 + 64358^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11033442389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11033442383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5516721194 + 5516721195.

It is an arithmetic number, because the mean of its divisors is an integer number (5516721195).

Almost surely, 2^11033442389 is an apocalyptic number.

It is an amenable number.

11033442389 is a deficient number, since it is larger than the sum of its proper divisors (1).

11033442389 is an equidigital number, since it uses as much as digits as its factorization.

11033442389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 11033442389 in words is "eleven billion, thirty-three million, four hundred forty-two thousand, three hundred eighty-nine".