111003321449 has 2 divisors, whose sum is σ = 111003321450. Its totient is φ = 111003321448.

The previous prime is 111003321437. The next prime is 111003321467. The reversal of 111003321449 is 944123300111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96078301225 + 14925020224 = 309965^2 + 122168^2 .

It is an emirp because it is prime and its reverse (944123300111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111003321449 - 2¹² = 111003317353 is a prime.

It is not a weakly prime, because it can be changed into another prime (111003381449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55501660724 + 55501660725.

It is an arithmetic number, because the mean of its divisors is an integer number (55501660725).

Almost surely, 2^111003321449 is an apocalyptic number.

It is an amenable number.

111003321449 is a deficient number, since it is larger than the sum of its proper divisors (1).

111003321449 is an equidigital number, since it uses as much as digits as its factorization.

111003321449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 111003321449 in words is "one hundred eleven billion, three million, three hundred twenty-one thousand, four hundred forty-nine".