1224144303139 has 4 divisors (see below), whose sum is σ = 1240913403256. Its totient is φ = 1207375203024.

The previous prime is 1224144303121. The next prime is 1224144303233. The reversal of 1224144303139 is 9313034414221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1224144303139 - 2⁹ = 1224144302627 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1224144303098 and 1224144303107.

It is not an unprimeable number, because it can be changed into a prime (1224144301139) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8384549949 + ... + 8384550094.

It is an arithmetic number, because the mean of its divisors is an integer number (310228350814).

Almost surely, 2^{1224144303139} is an apocalyptic number.

1224144303139 is a deficient number, since it is larger than the sum of its proper divisors (16769100117).

1224144303139 is an equidigital number, since it uses as much as digits as its factorization.

1224144303139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16769100116.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 1224144303139 in words is "one trillion, two hundred twenty-four billion, one hundred forty-four million, three hundred three thousand, one hundred thirty-nine".