85753429 has 2 divisors, whose sum is σ = 85753430. Its totient is φ = 85753428.

The previous prime is 85753411. The next prime is 85753463. The reversal of 85753429 is 92435758.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82846404 + 2907025 = 9102^2 + 1705^2 .

It is a cyclic number.

It is not a de Polignac number, because 85753429 - 2⁷ = 85753301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85753469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42876714 + 42876715.

It is an arithmetic number, because the mean of its divisors is an integer number (42876715).

Almost surely, 2^85753429 is an apocalyptic number.

It is an amenable number.

85753429 is a deficient number, since it is larger than the sum of its proper divisors (1).

85753429 is an equidigital number, since it uses as much as digits as its factorization.

85753429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 43.

The square root of 85753429 is about 9260.3147354720. The cubic root of 85753429 is about 440.9782453022.

The spelling of 85753429 in words is "eighty-five million, seven hundred fifty-three thousand, four hundred twenty-nine".