85003433 has 2 divisors, whose sum is σ = 85003434. Its totient is φ = 85003432.

The previous prime is 85003427. The next prime is 85003481. The reversal of 85003433 is 33430058.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56145049 + 28858384 = 7493^2 + 5372^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85003433 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (85003493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42501716 + 42501717.

It is an arithmetic number, because the mean of its divisors is an integer number (42501717).

Almost surely, 2^85003433 is an apocalyptic number.

It is an amenable number.

85003433 is a deficient number, since it is larger than the sum of its proper divisors (1).

85003433 is an equidigital number, since it uses as much as digits as its factorization.

85003433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 85003433 is about 9219.7306359785. The cubic root of 85003433 is about 439.6888864758.

The spelling of 85003433 in words is "eighty-five million, three thousand, four hundred thirty-three".