85291127 has 2 divisors, whose sum is σ = 85291128. Its totient is φ = 85291126.

The previous prime is 85291121. The next prime is 85291169. The reversal of 85291127 is 72119258.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85291127 - 2¹⁰ = 85290103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85291121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42645563 + 42645564.

It is an arithmetic number, because the mean of its divisors is an integer number (42645564).

Almost surely, 2^85291127 is an apocalyptic number.

85291127 is a deficient number, since it is larger than the sum of its proper divisors (1).

85291127 is an equidigital number, since it uses as much as digits as its factorization.

85291127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 35.

The square root of 85291127 is about 9235.3195396803. The cubic root of 85291127 is about 440.1843700480.

The spelling of 85291127 in words is "eighty-five million, two hundred ninety-one thousand, one hundred twenty-seven".