85766053 has 2 divisors, whose sum is σ = 85766054. Its totient is φ = 85766052.

The previous prime is 85766041. The next prime is 85766147. The reversal of 85766053 is 35066758.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78269409 + 7496644 = 8847^2 + 2738^2 .

It is a cyclic number.

It is not a de Polignac number, because 85766053 - 2⁹ = 85765541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 85765997 and 85766015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85766033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42883026 + 42883027.

It is an arithmetic number, because the mean of its divisors is an integer number (42883027).

Almost surely, 2^85766053 is an apocalyptic number.

It is an amenable number.

85766053 is a deficient number, since it is larger than the sum of its proper divisors (1).

85766053 is an equidigital number, since it uses as much as digits as its factorization.

85766053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 85766053 is about 9260.9963286895. The cubic root of 85766053 is about 440.9998834505. Note that the first 3 decimals are identical.

The spelling of 85766053 in words is "eighty-five million, seven hundred sixty-six thousand, fifty-three".