1113505066 has 16 divisors (see below), whose sum is σ = 1769185800. Its totient is φ = 523801600.

The previous prime is 1113505039. The next prime is 1113505067. The reversal of 1113505066 is 6605053111.

It can be written as a sum of positive squares in 4 ways, for example, as 690585841 + 422919225 = 26279^2 + 20565^2 .

It is not an unprimeable number, because it can be changed into a prime (1113505067) 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, 121410 + ... + 130258.

Almost surely, 2^1113505066 is an apocalyptic number.

1113505066 is a deficient number, since it is larger than the sum of its proper divisors (655680734).

1113505066 is a wasteful number, since it uses less digits than its factorization.

1113505066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12569.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 1113505066 is about 33369.2233352831. The cubic root of 1113505066 is about 1036.4874925063.

Adding to 1113505066 its reverse (6605053111), we get a palindrome (7718558177).

The spelling of 1113505066 in words is "one billion, one hundred thirteen million, five hundred five thousand, sixty-six".