1113444568 has 32 divisors (see below), whose sum is σ = 2112642000. Its totient is φ = 550100992.

The previous prime is 1113444509. The next prime is 1113444569. The reversal of 1113444568 is 8654443111.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113444569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382896 + ... + 385792.

Almost surely, 2^1113444568 is an apocalyptic number.

It is an amenable number.

1113444568 is a deficient number, since it is larger than the sum of its proper divisors (999197432).

1113444568 is a wasteful number, since it uses less digits than its factorization.

1113444568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3459 (or 3455 counting only the distinct ones).

The product of its digits is 46080, while the sum is 37.

The square root of 1113444568 is about 33368.3168289921. The cubic root of 1113444568 is about 1036.4687209839.

Adding to 1113444568 its reverse (8654443111), we get a palindrome (9767887679).

The spelling of 1113444568 in words is "one billion, one hundred thirteen million, four hundred forty-four thousand, five hundred sixty-eight".