1111435349889 has 4 divisors (see below), whose sum is σ = 1481913799856. Its totient is φ = 740956899924.

The previous prime is 1111435349887. The next prime is 1111435349929. The reversal of 1111435349889 is 9889435341111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1111435349889 - 2¹ = 1111435349887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111435349887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185239224979 + ... + 185239224984.

It is an arithmetic number, because the mean of its divisors is an integer number (370478449964).

Almost surely, 2^{1111435349889} is an apocalyptic number.

It is an amenable number.

1111435349889 is a deficient number, since it is larger than the sum of its proper divisors (370478449967).

1111435349889 is an equidigital number, since it uses as much as digits as its factorization.

1111435349889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370478449966.

The product of its digits is 3732480, while the sum is 57.

The spelling of 1111435349889 in words is "one trillion, one hundred eleven billion, four hundred thirty-five million, three hundred forty-nine thousand, eight hundred eighty-nine".