1130532145 has 4 divisors (see below), whose sum is σ = 1356638580. Its totient is φ = 904425712.

The previous prime is 1130532131. The next prime is 1130532157. The reversal of 1130532145 is 5412350311.

It is a happy number.

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 706336929 + 424195216 = 26577^2 + 20596^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1130532145 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113053210 + ... + 113053219.

It is an arithmetic number, because the mean of its divisors is an integer number (339159645).

Almost surely, 2^1130532145 is an apocalyptic number.

It is an amenable number.

1130532145 is a deficient number, since it is larger than the sum of its proper divisors (226106435).

1130532145 is an equidigital number, since it uses as much as digits as its factorization.

1130532145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226106434.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1130532145 is about 33623.3868758042. The cubic root of 1130532145 is about 1041.7439136599.

Adding to 1130532145 its reverse (5412350311), we get a palindrome (6542882456).

The spelling of 1130532145 in words is "one billion, one hundred thirty million, five hundred thirty-two thousand, one hundred forty-five".