1115322530 has 32 divisors (see below), whose sum is σ = 2299159296. Its totient is φ = 381599424.

The previous prime is 1115322521. The next prime is 1115322563. The reversal of 1115322530 is 352235111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1115322496 and 1115322505.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17732 + ... + 50448.

It is an arithmetic number, because the mean of its divisors is an integer number (71848728).

Almost surely, 2^1115322530 is an apocalyptic number.

1115322530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1115322530 is an abundant number, since it is smaller than the sum of its proper divisors (1183836766).

1115322530 is a wasteful number, since it uses less digits than its factorization.

1115322530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33218.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1115322530 is about 33396.4448706745. Note that the first 3 decimals coincide. The cubic root of 1115322530 is about 1037.0511045898.

Adding to 1115322530 its reverse (352235111), we get a palindrome (1467557641).

The spelling of 1115322530 in words is "one billion, one hundred fifteen million, three hundred twenty-two thousand, five hundred thirty".