1115432224 has 24 divisors (see below), whose sum is σ = 2249570988. Its totient is φ = 544112640.

The previous prime is 1115432167. The next prime is 1115432231. The reversal of 1115432224 is 4222345111.

It can be written as a sum of positive squares in 2 ways, for example, as 1111022224 + 4410000 = 33332^2 + 2100^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 423777 + ... + 426400.

Almost surely, 2^1115432224 is an apocalyptic number.

It is an amenable number.

1115432224 is an abundant number, since it is smaller than the sum of its proper divisors (1134138764).

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

1115432224 is an equidigital number, since it uses as much as digits as its factorization.

1115432224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850228 (or 850220 counting only the distinct ones).

The product of its digits is 1920, while the sum is 25.

The square root of 1115432224 is about 33398.0871308523. The cubic root of 1115432224 is about 1037.0851020962.

Adding to 1115432224 its reverse (4222345111), we get a palindrome (5337777335).

The spelling of 1115432224 in words is "one billion, one hundred fifteen million, four hundred thirty-two thousand, two hundred twenty-four".