1130505252 has 24 divisors (see below), whose sum is σ = 2709139776. Its totient is φ = 366650208.

The previous prime is 1130505227. The next prime is 1130505283. The reversal of 1130505252 is 2525050311.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1272648 + ... + 1273535.

It is an arithmetic number, because the mean of its divisors is an integer number (112880824).

Almost surely, 2^1130505252 is an apocalyptic number.

1130505252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1130505252 is an abundant number, since it is smaller than the sum of its proper divisors (1578634524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1130505252 is a wasteful number, since it uses less digits than its factorization.

1130505252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2546227 (or 2546225 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 1130505252 is about 33622.9869583296. The cubic root of 1130505252 is about 1041.7356532900.

Adding to 1130505252 its reverse (2525050311), we get a palindrome (3655555563).

The spelling of 1130505252 in words is "one billion, one hundred thirty million, five hundred five thousand, two hundred fifty-two".