85041241 has 2 divisors, whose sum is σ = 85041242. Its totient is φ = 85041240.

The previous prime is 85041223. The next prime is 85041247. The reversal of 85041241 is 14214058.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85026841 + 14400 = 9221^2 + 120^2 .

It is a cyclic number.

It is not a de Polignac number, because 85041241 - 2⁷ = 85041113 is a prime.

It is not a weakly prime, because it can be changed into another prime (85041247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42520620 + 42520621.

It is an arithmetic number, because the mean of its divisors is an integer number (42520621).

Almost surely, 2^85041241 is an apocalyptic number.

It is an amenable number.

85041241 is a deficient number, since it is larger than the sum of its proper divisors (1).

85041241 is an equidigital number, since it uses as much as digits as its factorization.

85041241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 85041241 is about 9221.7807933175. The cubic root of 85041241 is about 439.7540653860.

Adding to 85041241 its reverse (14214058), we get a palindrome (99255299).

The spelling of 85041241 in words is "eighty-five million, forty-one thousand, two hundred forty-one".