1113245144 has 16 divisors (see below), whose sum is σ = 2277092520. Its totient is φ = 506020480.

The previous prime is 1113245141. The next prime is 1113245167. The reversal of 1113245144 is 4415423111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113245141) 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, 6325169 + ... + 6325344.

Almost surely, 2^1113245144 is an apocalyptic number.

It is an amenable number.

1113245144 is an abundant number, since it is smaller than the sum of its proper divisors (1163847376).

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

1113245144 is a wasteful number, since it uses less digits than its factorization.

1113245144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12650530 (or 12650526 counting only the distinct ones).

The product of its digits is 1920, while the sum is 26.

The square root of 1113245144 is about 33365.3284713338. The cubic root of 1113245144 is about 1036.4068382207.

Adding to 1113245144 its reverse (4415423111), we get a palindrome (5528668255).

The spelling of 1113245144 in words is "one billion, one hundred thirteen million, two hundred forty-five thousand, one hundred forty-four".