85142303 has 2 divisors, whose sum is σ = 85142304. Its totient is φ = 85142302.

The previous prime is 85142269. The next prime is 85142311. The reversal of 85142303 is 30324158.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85142303 - 2¹⁰ = 85141279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85142353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42571151 + 42571152.

It is an arithmetic number, because the mean of its divisors is an integer number (42571152).

Almost surely, 2^85142303 is an apocalyptic number.

85142303 is a deficient number, since it is larger than the sum of its proper divisors (1).

85142303 is an equidigital number, since it uses as much as digits as its factorization.

85142303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 85142303 is about 9227.2586936750. The cubic root of 85142303 is about 439.9281959275.

The spelling of 85142303 in words is "eighty-five million, one hundred forty-two thousand, three hundred three".