85714751 has 2 divisors, whose sum is σ = 85714752. Its totient is φ = 85714750.

The previous prime is 85714747. The next prime is 85714771. The reversal of 85714751 is 15741758.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85714751 - 2² = 85714747 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85714711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42857375 + 42857376.

It is an arithmetic number, because the mean of its divisors is an integer number (42857376).

Almost surely, 2^85714751 is an apocalyptic number.

85714751 is a deficient number, since it is larger than the sum of its proper divisors (1).

85714751 is an equidigital number, since it uses as much as digits as its factorization.

85714751 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39200, while the sum is 38.

The square root of 85714751 is about 9258.2261259920. The cubic root of 85714751 is about 440.9119361111.

The spelling of 85714751 in words is "eighty-five million, seven hundred fourteen thousand, seven hundred fifty-one".