985470071 has 2 divisors, whose sum is σ = 985470072. Its totient is φ = 985470070.

The previous prime is 985470061. The next prime is 985470077. The reversal of 985470071 is 170074589.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 985470071 - 2⁶ = 985470007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (985470077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492735035 + 492735036.

It is an arithmetic number, because the mean of its divisors is an integer number (492735036).

Almost surely, 2^985470071 is an apocalyptic number.

985470071 is a deficient number, since it is larger than the sum of its proper divisors (1).

985470071 is an equidigital number, since it uses as much as digits as its factorization.

985470071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 985470071 is about 31392.1976134198. The cubic root of 985470071 is about 995.1330414764.

The spelling of 985470071 in words is "nine hundred eighty-five million, four hundred seventy thousand, seventy-one".