85750711 has 2 divisors, whose sum is σ = 85750712. Its totient is φ = 85750710.

The previous prime is 85750697. The next prime is 85750723. The reversal of 85750711 is 11705758.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85750711 - 2⁷ = 85750583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85750411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42875355 + 42875356.

It is an arithmetic number, because the mean of its divisors is an integer number (42875356).

Almost surely, 2^85750711 is an apocalyptic number.

85750711 is a deficient number, since it is larger than the sum of its proper divisors (1).

85750711 is an equidigital number, since it uses as much as digits as its factorization.

85750711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9800, while the sum is 34.

The square root of 85750711 is about 9260.1679790380. The cubic root of 85750711 is about 440.9735862406.

The spelling of 85750711 in words is "eighty-five million, seven hundred fifty thousand, seven hundred eleven".