85141663 has 2 divisors, whose sum is σ = 85141664. Its totient is φ = 85141662.

The previous prime is 85141633. The next prime is 85141703. The reversal of 85141663 is 36614158.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85141663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85141633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42570831 + 42570832.

It is an arithmetic number, because the mean of its divisors is an integer number (42570832).

Almost surely, 2^85141663 is an apocalyptic number.

85141663 is a deficient number, since it is larger than the sum of its proper divisors (1).

85141663 is an equidigital number, since it uses as much as digits as its factorization.

85141663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 34.

The square root of 85141663 is about 9227.2240137541. The cubic root of 85141663 is about 439.9270936366.

The spelling of 85141663 in words is "eighty-five million, one hundred forty-one thousand, six hundred sixty-three".