711423 has 10 divisors (see below), whose sum is σ = 1062864. Its totient is φ = 474228.

The previous prime is 711409. The next prime is 711427. The reversal of 711423 is 324117.

It is not a de Polignac number, because 711423 - 2⁹ = 710911 is a prime.

It is a super-2 number, since 2×711423² = 1012245369858, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 711396 and 711405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (711427) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4311 + ... + 4472.

2⁷¹¹⁴²³ is an apocalyptic number.

711423 is a deficient number, since it is larger than the sum of its proper divisors (351441).

711423 is an equidigital number, since it uses as much as digits as its factorization.

711423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8795 (or 8786 counting only the distinct ones).

The product of its digits is 168, while the sum is 18.

The square root of 711423 is about 843.4589498014. The cubic root of 711423 is about 89.2707740640.

The spelling of 711423 in words is "seven hundred eleven thousand, four hundred twenty-three", and thus it is an iban number.