142224133049 has 2 divisors, whose sum is σ = 142224133050. Its totient is φ = 142224133048.

The previous prime is 142224133031. The next prime is 142224133081. The reversal of 142224133049 is 940331422241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75798349225 + 66425783824 = 275315^2 + 257732^2 .

It is a cyclic number.

It is not a de Polignac number, because 142224133049 - 2¹² = 142224128953 is a prime.

It is not a weakly prime, because it can be changed into another prime (142224133099) by changing a digit.

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 as a sum of consecutive naturals, namely, 71112066524 + 71112066525.

It is an arithmetic number, because the mean of its divisors is an integer number (71112066525).

Almost surely, 2^142224133049 is an apocalyptic number.

It is an amenable number.

142224133049 is a deficient number, since it is larger than the sum of its proper divisors (1).

142224133049 is an equidigital number, since it uses as much as digits as its factorization.

142224133049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 142224133049 in words is "one hundred forty-two billion, two hundred twenty-four million, one hundred thirty-three thousand, forty-nine".