1115322242 has 4 divisors (see below), whose sum is σ = 1672983366. Its totient is φ = 557661120.

The previous prime is 1115322217. The next prime is 1115322269. The reversal of 1115322242 is 2422235111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2422235111 = 7717 ⋅313883.

It can be written as a sum of positive squares in only one way, i.e., 1104831121 + 10491121 = 33239^2 + 3239^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278830559 + ... + 278830562.

Almost surely, 2^1115322242 is an apocalyptic number.

1115322242 is a deficient number, since it is larger than the sum of its proper divisors (557661124).

1115322242 is an equidigital number, since it uses as much as digits as its factorization.

1115322242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557661123.

The product of its digits is 960, while the sum is 23.

The square root of 1115322242 is about 33396.4405588380. The cubic root of 1115322242 is about 1037.0510153269.

Adding to 1115322242 its reverse (2422235111), we get a palindrome (3537557353).

The spelling of 1115322242 in words is "one billion, one hundred fifteen million, three hundred twenty-two thousand, two hundred forty-two".