1132233145 has 4 divisors (see below), whose sum is σ = 1358679780. Its totient is φ = 905786512.

The previous prime is 1132233143. The next prime is 1132233173. The reversal of 1132233145 is 5413322311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5413322311 = 46771 ⋅115741.

It can be written as a sum of positive squares in 2 ways, for example, as 326127481 + 806105664 = 18059^2 + 28392^2 .

It is a cyclic number.

It is not a de Polignac number, because 1132233145 - 2¹ = 1132233143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1132233143) 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, 113223310 + ... + 113223319.

It is an arithmetic number, because the mean of its divisors is an integer number (339669945).

Almost surely, 2^1132233145 is an apocalyptic number.

It is an amenable number.

1132233145 is a deficient number, since it is larger than the sum of its proper divisors (226446635).

1132233145 is an equidigital number, since it uses as much as digits as its factorization.

1132233145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226446634.

The product of its digits is 2160, while the sum is 25.

The square root of 1132233145 is about 33648.6722620670. The cubic root of 1132233145 is about 1042.2661215500.

Adding to 1132233145 its reverse (5413322311), we get a palindrome (6545555456).

The spelling of 1132233145 in words is "one billion, one hundred thirty-two million, two hundred thirty-three thousand, one hundred forty-five".