1224455115 has 16 divisors (see below), whose sum is σ = 2109830688. Its totient is φ = 602808576.

The previous prime is 1224455087. The next prime is 1224455123. The reversal of 1224455115 is 5115544221.

It is not a de Polignac number, because 1224455115 - 2⁶ = 1224455051 is a prime.

It is a super-3 number, since 3×1224455115³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3139434 + ... + 3139823.

It is an arithmetic number, because the mean of its divisors is an integer number (131864418).

Almost surely, 2^1224455115 is an apocalyptic number.

1224455115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1224455115 is a deficient number, since it is larger than the sum of its proper divisors (885375573).

1224455115 is a wasteful number, since it uses less digits than its factorization.

1224455115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6279278.

The product of its digits is 8000, while the sum is 30.

The square root of 1224455115 is about 34992.2150627822. The cubic root of 1224455115 is about 1069.8288121044.

Adding to 1224455115 its reverse (5115544221), we get a palindrome (6339999336).

The spelling of 1224455115 in words is "one billion, two hundred twenty-four million, four hundred fifty-five thousand, one hundred fifteen".