162544423 has 2 divisors, whose sum is σ = 162544424. Its totient is φ = 162544422.

The previous prime is 162544357. The next prime is 162544433. The reversal of 162544423 is 324445261.

162544423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 162544423 - 2¹⁷ = 162413351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162544433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81272211 + 81272212.

It is an arithmetic number, because the mean of its divisors is an integer number (81272212).

Almost surely, 2^162544423 is an apocalyptic number.

162544423 is a deficient number, since it is larger than the sum of its proper divisors (1).

162544423 is an equidigital number, since it uses as much as digits as its factorization.

162544423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 31.

The square root of 162544423 is about 12749.2910783306. The cubic root of 162544423 is about 545.7461630985.

Adding to 162544423 its reverse (324445261), we get a palindrome (486989684).

The spelling of 162544423 in words is "one hundred sixty-two million, five hundred forty-four thousand, four hundred twenty-three".