1133121003 has 16 divisors (see below), whose sum is σ = 1730895360. Its totient is φ = 645909696.

The previous prime is 1133120987. The next prime is 1133121023. The reversal of 1133121003 is 3001213311.

It is not a de Polignac number, because 1133121003 - 2⁴ = 1133120987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1133121023) 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, 57375 + ... + 74552.

It is an arithmetic number, because the mean of its divisors is an integer number (108180960).

Almost surely, 2^1133121003 is an apocalyptic number.

1133121003 is a deficient number, since it is larger than the sum of its proper divisors (597774357).

1133121003 is a wasteful number, since it uses less digits than its factorization.

1133121003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132346.

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

The square root of 1133121003 is about 33661.8627381195. The cubic root of 1133121003 is about 1042.5384866951.

Adding to 1133121003 its reverse (3001213311), we get a palindrome (4134334314).

The spelling of 1133121003 in words is "one billion, one hundred thirty-three million, one hundred twenty-one thousand, three".