1131233033 has 8 divisors (see below), whose sum is σ = 1298204160. Its totient is φ = 965603520.

The previous prime is 1131233029. The next prime is 1131233041. The reversal of 1131233033 is 3303321311.

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

It is not a de Polignac number, because 1131233033 - 2² = 1131233029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1131232996 and 1131233014.

It is not an unprimeable number, because it can be changed into a prime (1131233933) 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, 333593 + ... + 336966.

It is an arithmetic number, because the mean of its divisors is an integer number (162275520).

Almost surely, 2^1131233033 is an apocalyptic number.

It is an amenable number.

1131233033 is a deficient number, since it is larger than the sum of its proper divisors (166971127).

1131233033 is an equidigital number, since it uses as much as digits as its factorization.

1131233033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670807.

The product of its (nonzero) digits is 486, while the sum is 20.

The square root of 1131233033 is about 33633.8078873029. The cubic root of 1131233033 is about 1041.9591500497.

Adding to 1131233033 its reverse (3303321311), we get a palindrome (4434554344).

The spelling of 1131233033 in words is "one billion, one hundred thirty-one million, two hundred thirty-three thousand, thirty-three".