85326653 has 2 divisors, whose sum is σ = 85326654. Its totient is φ = 85326652.

The previous prime is 85326649. The next prime is 85326691. The reversal of 85326653 is 35662358.

It is a happy number.

It is an a-pointer prime, because the next prime (85326691) can be obtained adding 85326653 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56145049 + 29181604 = 7493^2 + 5402^2 .

It is a cyclic number.

It is not a de Polignac number, because 85326653 - 2² = 85326649 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85326643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42663326 + 42663327.

It is an arithmetic number, because the mean of its divisors is an integer number (42663327).

Almost surely, 2^85326653 is an apocalyptic number.

It is an amenable number.

85326653 is a deficient number, since it is larger than the sum of its proper divisors (1).

85326653 is an equidigital number, since it uses as much as digits as its factorization.

85326653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 38.

The square root of 85326653 is about 9237.2427163088. The cubic root of 85326653 is about 440.2454776910.

The spelling of 85326653 in words is "eighty-five million, three hundred twenty-six thousand, six hundred fifty-three".