1113323303 has 16 divisors (see below), whose sum is σ = 1205032896. Its totient is φ = 1025798400.

The previous prime is 1113323291. The next prime is 1113323317. The reversal of 1113323303 is 3033233111.

It is a cyclic number.

It is not a de Polignac number, because 1113323303 - 2⁴ = 1113323287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113323203) 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, 79475 + ... + 92427.

It is an arithmetic number, because the mean of its divisors is an integer number (75314556).

Almost surely, 2^1113323303 is an apocalyptic number.

1113323303 is a deficient number, since it is larger than the sum of its proper divisors (91709593).

1113323303 is a wasteful number, since it uses less digits than its factorization.

1113323303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13114.

The product of its (nonzero) digits is 486, while the sum is 20.

The square root of 1113323303 is about 33366.4997115370. The cubic root of 1113323303 is about 1036.4310924253.

Adding to 1113323303 its reverse (3033233111), we get a palindrome (4146556414).

The spelling of 1113323303 in words is "one billion, one hundred thirteen million, three hundred twenty-three thousand, three hundred three".