85245203 has 2 divisors, whose sum is σ = 85245204. Its totient is φ = 85245202.

The previous prime is 85245137. The next prime is 85245211. The reversal of 85245203 is 30254258.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85245203 - 2²⁰ = 84196627 is a prime.

It is a super-2 number, since 2×85245203² = 14533489269022418, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (85245283) 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, 42622601 + 42622602.

It is an arithmetic number, because the mean of its divisors is an integer number (42622602).

Almost surely, 2^85245203 is an apocalyptic number.

85245203 is a deficient number, since it is larger than the sum of its proper divisors (1).

85245203 is an equidigital number, since it uses as much as digits as its factorization.

85245203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 85245203 is about 9232.8328805411. The cubic root of 85245203 is about 440.1053518391.

The spelling of 85245203 in words is "eighty-five million, two hundred forty-five thousand, two hundred three".