711897 has 8 divisors (see below), whose sum is σ = 953280. Its totient is φ = 472560.

The previous prime is 711889. The next prime is 711899. The reversal of 711897 is 798117.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 711897 - 2³ = 711889 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (711899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 747 + ... + 1407.

It is an arithmetic number, because the mean of its divisors is an integer number (119160).

2⁷¹¹⁸⁹⁷ is an apocalyptic number.

It is an amenable number.

711897 is a deficient number, since it is larger than the sum of its proper divisors (241383).

711897 is a wasteful number, since it uses less digits than its factorization.

711897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023.

The product of its digits is 3528, while the sum is 33.

The square root of 711897 is about 843.7398888283. The cubic root of 711897 is about 89.2905958169.

The spelling of 711897 in words is "seven hundred eleven thousand, eight hundred ninety-seven".