423141200197 has 2 divisors, whose sum is σ = 423141200198. Its totient is φ = 423141200196.

The previous prime is 423141200057. The next prime is 423141200221. The reversal of 423141200197 is 791002141324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 418151049316 + 4990150881 = 646646^2 + 70641^2 .

It is a cyclic number.

It is not a de Polignac number, because 423141200197 - 2²³ = 423132811589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423141207197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211570600098 + 211570600099.

It is an arithmetic number, because the mean of its divisors is an integer number (211570600099).

Almost surely, 2^423141200197 is an apocalyptic number.

It is an amenable number.

423141200197 is a deficient number, since it is larger than the sum of its proper divisors (1).

423141200197 is an equidigital number, since it uses as much as digits as its factorization.

423141200197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 34.

The spelling of 423141200197 in words is "four hundred twenty-three billion, one hundred forty-one million, two hundred thousand, one hundred ninety-seven".