85093903 has 2 divisors, whose sum is σ = 85093904. Its totient is φ = 85093902.

The previous prime is 85093873. The next prime is 85093907. The reversal of 85093903 is 30939058.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85093903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85093907) 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, 42546951 + 42546952.

It is an arithmetic number, because the mean of its divisors is an integer number (42546952).

Almost surely, 2^85093903 is an apocalyptic number.

85093903 is a deficient number, since it is larger than the sum of its proper divisors (1).

85093903 is an equidigital number, since it uses as much as digits as its factorization.

85093903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 85093903 is about 9224.6356567617. The cubic root of 85093903 is about 439.8448195883.

The spelling of 85093903 in words is "eighty-five million, ninety-three thousand, nine hundred three".