1130504221 has 16 divisors (see below), whose sum is σ = 1412945280. Its totient is φ = 878734080.

The previous prime is 1130504213. The next prime is 1130504227. The reversal of 1130504221 is 1224050311.

It is not a de Polignac number, because 1130504221 - 2³ = 1130504213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130504227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13545 + ... + 49441.

It is an arithmetic number, because the mean of its divisors is an integer number (88309080).

Almost surely, 2^1130504221 is an apocalyptic number.

1130504221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1130504221 is a deficient number, since it is larger than the sum of its proper divisors (282441059).

1130504221 is a wasteful number, since it uses less digits than its factorization.

1130504221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36324.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1130504221 is about 33622.9716265532. The cubic root of 1130504221 is about 1041.7353366086.

Adding to 1130504221 its reverse (1224050311), we get a palindrome (2354554532).

The spelling of 1130504221 in words is "one billion, one hundred thirty million, five hundred four thousand, two hundred twenty-one".