102461 has 2 divisors, whose sum is σ = 102462.
Its totient is φ = 102460.
The previous prime is 102451. The next prime is 102481. The reversal of 102461 is 164201.
Adding to 102461 its reverse (164201), we get a palindrome (266662).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 60025 + 42436 = 245^2 + 206^2
It is an emirp because it is prime and its reverse (164201) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 102461 - 26 = 102397 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 102461.
It is not a weakly prime, because it can be changed into another prime (102451) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51230 + 51231.
It is an arithmetic number, because the mean of its divisors is an integer number (51231).
2102461 is an apocalyptic number.
It is an amenable number.
102461 is a deficient number, since it is larger than the sum of its proper divisors (1).
102461 is an equidigital number, since it uses as much as digits as its factorization.
102461 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 102461 is about 320.0952983097.
The cubic root of 102461 is about 46.7935718154.
The spelling of 102461 in words is "one hundred two thousand, four hundred sixty-one".