1131010303 has 8 divisors (see below), whose sum is σ = 1205296128. Its totient is φ = 1058817144.

The previous prime is 1131010273. The next prime is 1131010313. The reversal of 1131010303 is 3030101311.

It is a happy number.

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

It is not a de Polignac number, because 1131010303 - 2⁹ = 1131009791 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 (1131010313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 522051 + ... + 524212.

It is an arithmetic number, because the mean of its divisors is an integer number (150662016).

Almost surely, 2^1131010303 is an apocalyptic number.

1131010303 is a deficient number, since it is larger than the sum of its proper divisors (74285825).

1131010303 is a wasteful number, since it uses less digits than its factorization.

1131010303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046333.

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

The square root of 1131010303 is about 33630.4966213703. The cubic root of 1131010303 is about 1041.8907613129.

Adding to 1131010303 its reverse (3030101311), we get a palindrome (4161111614).

The spelling of 1131010303 in words is "one billion, one hundred thirty-one million, ten thousand, three hundred three".