162601 has 2 divisors, whose sum is σ = 162602.
Its totient is φ = 162600.
The previous prime is 162593. The next prime is 162611. The reversal of 162601 is 106261.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 160000 + 2601 = 400^2 + 51^2
It is an emirp because it is prime and its reverse (106261) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 162601 - 23 = 162593 is a prime.
It is not a weakly prime, because it can be changed into another prime (162611) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81300 + 81301.
It is an arithmetic number, because the mean of its divisors is an integer number (81301).
2162601 is an apocalyptic number.
It is an amenable number.
162601 is a deficient number, since it is larger than the sum of its proper divisors (1).
162601 is an equidigital number, since it uses as much as digits as its factorization.
162601 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 162601 is about 403.2381430371.
The cubic root of 162601 is about 54.5809475224.
Adding to 162601 its reverse (106261), we get a palindrome (268862).
It can be divided in two parts, 16260 and 1, that added together give a palindrome (16261).
The spelling of 162601 in words is "one hundred sixty-two thousand, six hundred one".