572123 has 4 divisors (see below), whose sum is σ = 581880. Its totient is φ = 562368.

The previous prime is 572107. The next prime is 572137. The reversal of 572123 is 321275.

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

It is a cyclic number.

It is not a de Polignac number, because 572123 - 2⁴ = 572107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 572095 and 572104.

It is not an unprimeable number, because it can be changed into a prime (572183) 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, 4790 + ... + 4907.

It is an arithmetic number, because the mean of its divisors is an integer number (145470).

2⁵⁷²¹²³ is an apocalyptic number.

572123 is a deficient number, since it is larger than the sum of its proper divisors (9757).

572123 is an equidigital number, since it uses as much as digits as its factorization.

572123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9756.

The product of its digits is 420, while the sum is 20.

The square root of 572123 is about 756.3881278814. The cubic root of 572123 is about 83.0162546188.

Adding to 572123 its reverse (321275), we get a palindrome (893398).

The spelling of 572123 in words is "five hundred seventy-two thousand, one hundred twenty-three".