1133431323033 has 24 divisors (see below), whose sum is σ = 1589981021440. Its totient is φ = 717448754880.

The previous prime is 1133431323029. The next prime is 1133431323041. The reversal of 1133431323033 is 3303231343311.

It is a happy number.

It is not a de Polignac number, because 1133431323033 - 2² = 1133431323029 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1133431323053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1908118 + ... + 2430591.

Almost surely, 2^{1133431323033} is an apocalyptic number.

It is an amenable number.

1133431323033 is a deficient number, since it is larger than the sum of its proper divisors (456549698407).

1133431323033 is an equidigital number, since it uses as much as digits as its factorization.

1133431323033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4338849 (or 4338796 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 30.

Adding to 1133431323033 its reverse (3303231343311), we get a palindrome (4436662666344).

The spelling of 1133431323033 in words is "one trillion, one hundred thirty-three billion, four hundred thirty-one million, three hundred twenty-three thousand, thirty-three".