711485 has 4 divisors (see below), whose sum is σ = 853788. Its totient is φ = 569184.

The previous prime is 711479. The next prime is 711497. The reversal of 711485 is 584117.

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

It can be written as a sum of positive squares in 2 ways, for example, as 395641 + 315844 = 629^2 + 562^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-711485 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71144 + ... + 71153.

It is an arithmetic number, because the mean of its divisors is an integer number (213447).

2⁷¹¹⁴⁸⁵ is an apocalyptic number.

It is an amenable number.

711485 is a deficient number, since it is larger than the sum of its proper divisors (142303).

711485 is a wasteful number, since it uses less digits than its factorization.

711485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142302.

The product of its digits is 1120, while the sum is 26.

The square root of 711485 is about 843.4957024194. The cubic root of 711485 is about 89.2733672831.

The spelling of 711485 in words is "seven hundred eleven thousand, four hundred eighty-five".