1133332331 has 2 divisors, whose sum is σ = 1133332332. Its totient is φ = 1133332330.

The previous prime is 1133332327. The next prime is 1133332339. The reversal of 1133332331 is 1332333311.

It is a weak prime.

It is an emirp because it is prime and its reverse (1332333311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1133332331 - 2² = 1133332327 is a prime.

It is a super-2 number, since 2×1133332331² = 2568884344979787122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1133332297 and 1133332306.

It is not a weakly prime, because it can be changed into another prime (1133332339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566666165 + 566666166.

It is an arithmetic number, because the mean of its divisors is an integer number (566666166).

Almost surely, 2^1133332331 is an apocalyptic number.

1133332331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133332331 is an equidigital number, since it uses as much as digits as its factorization.

1133332331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1458, while the sum is 23.

The square root of 1133332331 is about 33665.0015743353. The cubic root of 1133332331 is about 1042.6032940951.

Adding to 1133332331 its reverse (1332333311), we get a palindrome (2465665642).

The spelling of 1133332331 in words is "one billion, one hundred thirty-three million, three hundred thirty-two thousand, three hundred thirty-one".