1113245245 has 16 divisors (see below), whose sum is σ = 1607091840. Its totient is φ = 723190464.

The previous prime is 1113245191. The next prime is 1113245249. The reversal of 1113245245 is 5425423111.

It is not a de Polignac number, because 1113245245 - 2⁷ = 1113245117 is a prime.

It is a super-2 number, since 2×1113245245² = 2478629951030220050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113245249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 836362 + ... + 837691.

It is an arithmetic number, because the mean of its divisors is an integer number (100443240).

Almost surely, 2^1113245245 is an apocalyptic number.

It is an amenable number.

1113245245 is a deficient number, since it is larger than the sum of its proper divisors (493846595).

1113245245 is a wasteful number, since it uses less digits than its factorization.

1113245245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1674084.

The product of its digits is 4800, while the sum is 28.

The square root of 1113245245 is about 33365.3299848810. The cubic root of 1113245245 is about 1036.4068695636.

Adding to 1113245245 its reverse (5425423111), we get a palindrome (6538668356).

The spelling of 1113245245 in words is "one billion, one hundred thirteen million, two hundred forty-five thousand, two hundred forty-five".