1135132445 has 4 divisors (see below), whose sum is σ = 1362158940. Its totient is φ = 908105952.

The previous prime is 1135132441. The next prime is 1135132457. The reversal of 1135132445 is 5442315311.

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 646634041 + 488498404 = 25429^2 + 22102^2 .

It is a cyclic number.

It is not a de Polignac number, because 1135132445 - 2² = 1135132441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135132441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113513240 + ... + 113513249.

It is an arithmetic number, because the mean of its divisors is an integer number (340539735).

Almost surely, 2^1135132445 is an apocalyptic number.

It is an amenable number.

1135132445 is a deficient number, since it is larger than the sum of its proper divisors (227026495).

1135132445 is an equidigital number, since it uses as much as digits as its factorization.

1135132445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227026494.

The product of its digits is 7200, while the sum is 29.

The square root of 1135132445 is about 33691.7266550707. The cubic root of 1135132445 is about 1043.1550039936.

Adding to 1135132445 its reverse (5442315311), we get a palindrome (6577447756).

The spelling of 1135132445 in words is "one billion, one hundred thirty-five million, one hundred thirty-two thousand, four hundred forty-five".