1133232313 has 4 divisors (see below), whose sum is σ = 1134422388. Its totient is φ = 1132042240.

The previous prime is 1133232307. The next prime is 1133232323. The reversal of 1133232313 is 3132323311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 242985744 + 890246569 = 15588^2 + 29837^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133232313 - 2¹³ = 1133224121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1133232323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 593608 + ... + 595513.

It is an arithmetic number, because the mean of its divisors is an integer number (283605597).

Almost surely, 2^1133232313 is an apocalyptic number.

It is an amenable number.

1133232313 is a deficient number, since it is larger than the sum of its proper divisors (1190075).

1133232313 is an equidigital number, since it uses as much as digits as its factorization.

1133232313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190074.

The product of its digits is 972, while the sum is 22.

The square root of 1133232313 is about 33663.5160522486. The cubic root of 1133232313 is about 1042.5726228433.

Adding to 1133232313 its reverse (3132323311), we get a palindrome (4265555624).

The spelling of 1133232313 in words is "one billion, one hundred thirty-three million, two hundred thirty-two thousand, three hundred thirteen".