1224882155 has 20 divisors (see below), whose sum is σ = 1714749792. Its totient is φ = 839910960.

The previous prime is 1224882149. The next prime is 1224882163. The reversal of 1224882155 is 5512884221.

It is a happy number.

It is not a de Polignac number, because 1224882155 - 2¹² = 1224878059 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 39011 + ... + 63020.

Almost surely, 2^1224882155 is an apocalyptic number.

1224882155 is a deficient number, since it is larger than the sum of its proper divisors (489867637).

1224882155 is an frugal number, since it uses more digits than its factorization.

1224882155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102064 (or 102043 counting only the distinct ones).

The product of its digits is 51200, while the sum is 38.

The square root of 1224882155 is about 34998.3164595099. The cubic root of 1224882155 is about 1069.9531685329.

The spelling of 1224882155 in words is "one billion, two hundred twenty-four million, eight hundred eighty-two thousand, one hundred fifty-five".