102411161 has 2 divisors, whose sum is σ = 102411162. Its totient is φ = 102411160.

The previous prime is 102411139. The next prime is 102411163. The reversal of 102411161 is 161114201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91087936 + 11323225 = 9544^2 + 3365^2 .

It is a cyclic number.

It is not a de Polignac number, because 102411161 - 2¹⁰ = 102410137 is a prime.

Together with 102411163, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (102411163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51205580 + 51205581.

It is an arithmetic number, because the mean of its divisors is an integer number (51205581).

Almost surely, 2^102411161 is an apocalyptic number.

It is an amenable number.

102411161 is a deficient number, since it is larger than the sum of its proper divisors (1).

102411161 is an equidigital number, since it uses as much as digits as its factorization.

102411161 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 17.

The square root of 102411161 is about 10119.8399690904. The cubic root of 102411161 is about 467.8598348726.

Adding to 102411161 its reverse (161114201), we get a palindrome (263525362).

The spelling of 102411161 in words is "one hundred two million, four hundred eleven thousand, one hundred sixty-one".