1131233933 has 2 divisors, whose sum is σ = 1131233934. Its totient is φ = 1131233932.

The previous prime is 1131233923. The next prime is 1131233977. The reversal of 1131233933 is 3393321311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1118367364 + 12866569 = 33442^2 + 3587^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131233933 - 2⁶ = 1131233869 is a prime.

It is a super-2 number, since 2×1131233933² = 2559380422341296978, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1131233896 and 1131233905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1131233923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565616966 + 565616967.

It is an arithmetic number, because the mean of its divisors is an integer number (565616967).

Almost surely, 2^1131233933 is an apocalyptic number.

It is an amenable number.

1131233933 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131233933 is an equidigital number, since it uses as much as digits as its factorization.

1131233933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4374, while the sum is 29.

The square root of 1131233933 is about 33633.8212666952. The cubic root of 1131233933 is about 1041.9594263744.

The spelling of 1131233933 in words is "one billion, one hundred thirty-one million, two hundred thirty-three thousand, nine hundred thirty-three".