85145063 has 2 divisors, whose sum is σ = 85145064. Its totient is φ = 85145062.

The previous prime is 85145051. The next prime is 85145119. The reversal of 85145063 is 36054158.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85145063 - 2⁶ = 85144999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85145033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42572531 + 42572532.

It is an arithmetic number, because the mean of its divisors is an integer number (42572532).

Almost surely, 2^85145063 is an apocalyptic number.

85145063 is a deficient number, since it is larger than the sum of its proper divisors (1).

85145063 is an equidigital number, since it uses as much as digits as its factorization.

85145063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 85145063 is about 9227.4082493407. The cubic root of 85145063 is about 439.9329494936.

The spelling of 85145063 in words is "eighty-five million, one hundred forty-five thousand, sixty-three".