713123 has 4 divisors (see below), whose sum is σ = 715728. Its totient is φ = 710520.

The previous prime is 713117. The next prime is 713129. The reversal of 713123 is 321317.

713123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (713117) and next prime (713129).

It is a cyclic number.

It is not a de Polignac number, because 713123 - 2⁴ = 713107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (713129) 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, 836 + ... + 1457.

It is an arithmetic number, because the mean of its divisors is an integer number (178932).

2⁷¹³¹²³ is an apocalyptic number.

713123 is a deficient number, since it is larger than the sum of its proper divisors (2605).

713123 is a wasteful number, since it uses less digits than its factorization.

713123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2604.

The product of its digits is 126, while the sum is 17.

The square root of 713123 is about 844.4661035234. The cubic root of 713123 is about 89.3418239622.

The spelling of 713123 in words is "seven hundred thirteen thousand, one hundred twenty-three".