4242320401973 has 2 divisors, whose sum is σ = 4242320401974. Its totient is φ = 4242320401972.

The previous prime is 4242320401927. The next prime is 4242320402153. The reversal of 4242320401973 is 3791040232424.

4242320401973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3258252433969 + 984067968004 = 1805063^2 + 992002^2 .

It is a cyclic number.

It is not a de Polignac number, because 4242320401973 - 2⁶ = 4242320401909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4242320401973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4242320401073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2121160200986 + 2121160200987.

It is an arithmetic number, because the mean of its divisors is an integer number (2121160200987).

Almost surely, 2^{4242320401973} is an apocalyptic number.

It is an amenable number.

4242320401973 is a deficient number, since it is larger than the sum of its proper divisors (1).

4242320401973 is an equidigital number, since it uses as much as digits as its factorization.

4242320401973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 41.

The spelling of 4242320401973 in words is "four trillion, two hundred forty-two billion, three hundred twenty million, four hundred one thousand, nine hundred seventy-three".