423283123 has 4 divisors (see below), whose sum is σ = 423567000. Its totient is φ = 422999248.

The previous prime is 423283111. The next prime is 423283163. The reversal of 423283123 is 321382324.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423283123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423283091 and 423283100.

It is not an unprimeable number, because it can be changed into a prime (423283163) 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, 139690 + ... + 142687.

It is an arithmetic number, because the mean of its divisors is an integer number (105891750).

Almost surely, 2^423283123 is an apocalyptic number.

423283123 is a deficient number, since it is larger than the sum of its proper divisors (283877).

423283123 is a wasteful number, since it uses less digits than its factorization.

423283123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283876.

The product of its digits is 6912, while the sum is 28.

The square root of 423283123 is about 20573.8456055255. The cubic root of 423283123 is about 750.8335165829.

It can be divided in two parts, 42328 and 3123, that added together give a triangular number (45451 = T₃₀₁).

The spelling of 423283123 in words is "four hundred twenty-three million, two hundred eighty-three thousand, one hundred twenty-three".