1113303331 has 8 divisors (see below), whose sum is σ = 1272741984. Its totient is φ = 953963520.

The previous prime is 1113303287. The next prime is 1113303337. The reversal of 1113303331 is 1333033111.

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 a de Polignac number, because none of the positive numbers 2^k-1113303331 is a prime.

It is a super-2 number, since 2×1113303331² = 2478888613631391122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1113303299 and 1113303308.

It is not an unprimeable number, because it can be changed into a prime (1113303337) 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, 1251 + ... + 47203.

It is an arithmetic number, because the mean of its divisors is an integer number (159092748).

Almost surely, 2^1113303331 is an apocalyptic number.

1113303331 is a deficient number, since it is larger than the sum of its proper divisors (159438653).

1113303331 is an equidigital number, since it uses as much as digits as its factorization.

1113303331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49421.

The product of its (nonzero) digits is 243, while the sum is 19.

The square root of 1113303331 is about 33366.2004279780. The cubic root of 1113303331 is about 1036.4248948468.

Adding to 1113303331 its reverse (1333033111), we get a palindrome (2446336442).

The spelling of 1113303331 in words is "one billion, one hundred thirteen million, three hundred three thousand, three hundred thirty-one".