1130565550 has 24 divisors (see below), whose sum is σ = 2213530200. Its totient is φ = 428424480.

The previous prime is 1130565547. The next prime is 1130565559. The reversal of 1130565550 is 555650311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130565559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 594085 + ... + 595984.

It is an arithmetic number, because the mean of its divisors is an integer number (92230425).

Almost surely, 2^1130565550 is an apocalyptic number.

1130565550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1130565550 is a deficient number, since it is larger than the sum of its proper divisors (1082964650).

1130565550 is a wasteful number, since it uses less digits than its factorization.

1130565550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190100 (or 1190095 counting only the distinct ones).

The product of its (nonzero) digits is 11250, while the sum is 31.

The square root of 1130565550 is about 33623.8836245904. The cubic root of 1130565550 is about 1041.7541740530.

The spelling of 1130565550 in words is "one billion, one hundred thirty million, five hundred sixty-five thousand, five hundred fifty".