1111444242 has 16 divisors (see below), whose sum is σ = 2260565280. Its totient is φ = 364201952.

The previous prime is 1111444219. The next prime is 1111444259. The reversal of 1111444242 is 2424441111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1569483 + ... + 1570190.

It is an arithmetic number, because the mean of its divisors is an integer number (141285330).

Almost surely, 2^1111444242 is an apocalyptic number.

1111444242 is an abundant number, since it is smaller than the sum of its proper divisors (1149121038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111444242 is a wasteful number, since it uses less digits than its factorization.

1111444242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3139737.

The product of its digits is 1024, while the sum is 24.

The square root of 1111444242 is about 33338.3299221782. The cubic root of 1111444242 is about 1035.8476698208.

Adding to 1111444242 its reverse (2424441111), we get a palindrome (3535885353).

The spelling of 1111444242 in words is "one billion, one hundred eleven million, four hundred forty-four thousand, two hundred forty-two".