1121013303 has 8 divisors (see below), whose sum is σ = 1582607088. Its totient is φ = 703380864.

The previous prime is 1121013301. The next prime is 1121013347. The reversal of 1121013303 is 3033101211.

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

It is not a de Polignac number, because 1121013303 - 2¹ = 1121013301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121013301) 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, 10990276 + ... + 10990377.

It is an arithmetic number, because the mean of its divisors is an integer number (197825886).

Almost surely, 2^1121013303 is an apocalyptic number.

1121013303 is a deficient number, since it is larger than the sum of its proper divisors (461593785).

1121013303 is a wasteful number, since it uses less digits than its factorization.

1121013303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21980673.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1121013303 is about 33481.5367478854. The cubic root of 1121013303 is about 1038.8119146484.

Adding to 1121013303 its reverse (3033101211), we get a palindrome (4154114514).

The spelling of 1121013303 in words is "one billion, one hundred twenty-one million, thirteen thousand, three hundred three".