1115240422 has 8 divisors (see below), whose sum is σ = 1745593776. Its totient is φ = 533375832.

The previous prime is 1115240411. The next prime is 1115240447. The reversal of 1115240422 is 2240425111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1115240422² = 2487522397725476168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1115240393 and 1115240402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12122133 + ... + 12122224.

It is an arithmetic number, because the mean of its divisors is an integer number (218199222).

Almost surely, 2^1115240422 is an apocalyptic number.

1115240422 is a deficient number, since it is larger than the sum of its proper divisors (630353354).

1115240422 is a wasteful number, since it uses less digits than its factorization.

1115240422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24244382.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1115240422 is about 33395.2155555253. The cubic root of 1115240422 is about 1037.0256553649.

Adding to 1115240422 its reverse (2240425111), we get a palindrome (3355665533).

The spelling of 1115240422 in words is "one billion, one hundred fifteen million, two hundred forty thousand, four hundred twenty-two".