85335077 has 2 divisors, whose sum is σ = 85335078. Its totient is φ = 85335076.

The previous prime is 85335073. The next prime is 85335079. The reversal of 85335077 is 77053358.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52548001 + 32787076 = 7249^2 + 5726^2 .

It is a cyclic number.

It is not a de Polignac number, because 85335077 - 2² = 85335073 is a prime.

Together with 85335079, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85335077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85335073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42667538 + 42667539.

It is an arithmetic number, because the mean of its divisors is an integer number (42667539).

Almost surely, 2^85335077 is an apocalyptic number.

It is an amenable number.

85335077 is a deficient number, since it is larger than the sum of its proper divisors (1).

85335077 is an equidigital number, since it uses as much as digits as its factorization.

85335077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88200, while the sum is 38.

The square root of 85335077 is about 9237.6986852787. The cubic root of 85335077 is about 440.2599651762.

The spelling of 85335077 in words is "eighty-five million, three hundred thirty-five thousand, seventy-seven".