423163061 has 2 divisors, whose sum is σ = 423163062. Its totient is φ = 423163060.

The previous prime is 423163001. The next prime is 423163063. The reversal of 423163061 is 160361324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 224070961 + 199092100 = 14969^2 + 14110^2 .

It is a cyclic number.

It is not a de Polignac number, because 423163061 - 2²⁶ = 356054197 is a prime.

Together with 423163063, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 423163061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423163063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211581530 + 211581531.

It is an arithmetic number, because the mean of its divisors is an integer number (211581531).

Almost surely, 2^423163061 is an apocalyptic number.

It is an amenable number.

423163061 is a deficient number, since it is larger than the sum of its proper divisors (1).

423163061 is an equidigital number, since it uses as much as digits as its factorization.

423163061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 423163061 is about 20570.9275678079. The cubic root of 423163061 is about 750.7625198959.

The spelling of 423163061 in words is "four hundred twenty-three million, one hundred sixty-three thousand, sixty-one".