1113001303 has 8 divisors (see below), whose sum is σ = 1180433376. Its totient is φ = 1047156000.

The previous prime is 1113001231. The next prime is 1113001321. The reversal of 1113001303 is 3031003111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1113001303 - 2²⁵ = 1079446871 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 (1113001003) 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, 395248 + ... + 398053.

It is an arithmetic number, because the mean of its divisors is an integer number (147554172).

Almost surely, 2^1113001303 is an apocalyptic number.

1113001303 is a deficient number, since it is larger than the sum of its proper divisors (67432073).

1113001303 is an equidigital number, since it uses as much as digits as its factorization.

1113001303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793385.

The product of its (nonzero) digits is 27, while the sum is 13.

The square root of 1113001303 is about 33361.6741636267. The cubic root of 1113001303 is about 1036.3311624857.

Adding to 1113001303 its reverse (3031003111), we get a palindrome (4144004414).

The spelling of 1113001303 in words is "one billion, one hundred thirteen million, one thousand, three hundred three".