423214201973 has 2 divisors, whose sum is σ = 423214201974. Its totient is φ = 423214201972.

The previous prime is 423214201919. The next prime is 423214202069. The reversal of 423214201973 is 379102412324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 236329182769 + 186885019204 = 486137^2 + 432302^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423214201973 is a prime.

It is a super-2 number, since 2×423214201973² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423214201903) 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, 211607100986 + 211607100987.

It is an arithmetic number, because the mean of its divisors is an integer number (211607100987).

Almost surely, 2^423214201973 is an apocalyptic number.

It is an amenable number.

423214201973 is a deficient number, since it is larger than the sum of its proper divisors (1).

423214201973 is an equidigital number, since it uses as much as digits as its factorization.

423214201973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 423214201973 in words is "four hundred twenty-three billion, two hundred fourteen million, two hundred one thousand, nine hundred seventy-three".