4242204003997 has 2 divisors, whose sum is σ = 4242204003998. Its totient is φ = 4242204003996.

The previous prime is 4242204003977. The next prime is 4242204004021. The reversal of 4242204003997 is 7993004022424.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4082315184676 + 159888819321 = 2020474^2 + 399861^2 .

It is a cyclic number.

It is not a de Polignac number, because 4242204003997 - 2²³ = 4242195615389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4242204003977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2121102001998 + 2121102001999.

It is an arithmetic number, because the mean of its divisors is an integer number (2121102001999).

Almost surely, 2^{4242204003997} is an apocalyptic number.

It is an amenable number.

4242204003997 is a deficient number, since it is larger than the sum of its proper divisors (1).

4242204003997 is an equidigital number, since it uses as much as digits as its factorization.

4242204003997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 4242204003997 in words is "four trillion, two hundred forty-two billion, two hundred four million, three thousand, nine hundred ninety-seven".