1224540002 has 16 divisors (see below), whose sum is σ = 2124505152. Its totient is φ = 518479440.

The previous prime is 1224539999. The next prime is 1224540011. The reversal of 1224540002 is 2000454221.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 525749 + ... + 528072.

It is an arithmetic number, because the mean of its divisors is an integer number (132781572).

Almost surely, 2^1224540002 is an apocalyptic number.

1224540002 is a deficient number, since it is larger than the sum of its proper divisors (899965150).

1224540002 is a wasteful number, since it uses less digits than its factorization.

1224540002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053913.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 1224540002 is about 34993.4279829799. The cubic root of 1224540002 is about 1069.8535339742.

Adding to 1224540002 its reverse (2000454221), we get a palindrome (3224994223).

The spelling of 1224540002 in words is "one billion, two hundred twenty-four million, five hundred forty thousand, two".