1111331241 has 12 divisors (see below), whose sum is σ = 1605993220. Its totient is φ = 740547360.

The previous prime is 1111331237. The next prime is 1111331269. The reversal of 1111331241 is 1421331111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 484880400 + 626450841 = 22020^2 + 25029^2 .

It is not a de Polignac number, because 1111331241 - 2² = 1111331237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111331201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6790 + ... + 47631.

Almost surely, 2^1111331241 is an apocalyptic number.

It is an amenable number.

1111331241 is a deficient number, since it is larger than the sum of its proper divisors (494661979).

1111331241 is a wasteful number, since it uses less digits than its factorization.

1111331241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56696 (or 56693 counting only the distinct ones).

The product of its digits is 72, while the sum is 18.

The square root of 1111331241 is about 33336.6351181399. The cubic root of 1111331241 is about 1035.8125636094.

Adding to 1111331241 its reverse (1421331111), we get a palindrome (2532662352).

The spelling of 1111331241 in words is "one billion, one hundred eleven million, three hundred thirty-one thousand, two hundred forty-one".