711387 has 6 divisors (see below), whose sum is σ = 1027572. Its totient is φ = 474252.

The previous prime is 711371. The next prime is 711397. The reversal of 711387 is 783117.

It is not a de Polignac number, because 711387 - 2⁴ = 711371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 711387.

It is not an unprimeable number, because it can be changed into a prime (711307) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 39513 + ... + 39530.

It is an arithmetic number, because the mean of its divisors is an integer number (171262).

2⁷¹¹³⁸⁷ is an apocalyptic number.

711387 is a deficient number, since it is larger than the sum of its proper divisors (316185).

711387 is a wasteful number, since it uses less digits than its factorization.

711387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79049 (or 79046 counting only the distinct ones).

The product of its digits is 1176, while the sum is 27.

The square root of 711387 is about 843.4376088366. The cubic root of 711387 is about 89.2692682547.

The spelling of 711387 in words is "seven hundred eleven thousand, three hundred eighty-seven".