1420042122049 has 2 divisors, whose sum is σ = 1420042122050. Its totient is φ = 1420042122048.

The previous prime is 1420042122019. The next prime is 1420042122053. The reversal of 1420042122049 is 9402212400241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1022646787600 + 397395334449 = 1011260^2 + 630393^2 .

It is a cyclic number.

It is not a de Polignac number, because 1420042122049 - 2¹³ = 1420042113857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1420042122049.

It is not a weakly prime, because it can be changed into another prime (1420042122019) 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, 710021061024 + 710021061025.

It is an arithmetic number, because the mean of its divisors is an integer number (710021061025).

Almost surely, 2^{1420042122049} is an apocalyptic number.

It is an amenable number.

1420042122049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420042122049 is an equidigital number, since it uses as much as digits as its factorization.

1420042122049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 31.

The spelling of 1420042122049 in words is "one trillion, four hundred twenty billion, forty-two million, one hundred twenty-two thousand, forty-nine".