947071 has 4 divisors (see below), whose sum is σ = 988272. Its totient is φ = 905872.

The previous prime is 947033. The next prime is 947083. The reversal of 947071 is 170749.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 947071 - 2⁷ = 946943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (947171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20566 + ... + 20611.

It is an arithmetic number, because the mean of its divisors is an integer number (247068).

2⁹⁴⁷⁰⁷¹ is an apocalyptic number.

947071 is a deficient number, since it is larger than the sum of its proper divisors (41201).

947071 is a wasteful number, since it uses less digits than its factorization.

947071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41200.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 947071 is about 973.1757292493. The cubic root of 947071 is about 98.2036235446.

The spelling of 947071 in words is "nine hundred forty-seven thousand, seventy-one".