423223117 has 2 divisors, whose sum is σ = 423223118. Its totient is φ = 423223116.

The previous prime is 423223111. The next prime is 423223123. The reversal of 423223117 is 711322324.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (423223111) and next prime (423223123).

It can be written as a sum of positive squares in only one way, i.e., 406990276 + 16232841 = 20174^2 + 4029^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423223117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423223091 and 423223100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423223111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211611558 + 211611559.

It is an arithmetic number, because the mean of its divisors is an integer number (211611559).

Almost surely, 2^423223117 is an apocalyptic number.

It is an amenable number.

423223117 is a deficient number, since it is larger than the sum of its proper divisors (1).

423223117 is an equidigital number, since it uses as much as digits as its factorization.

423223117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 25.

The square root of 423223117 is about 20572.3872460150. The cubic root of 423223117 is about 750.7980347011.

The spelling of 423223117 in words is "four hundred twenty-three million, two hundred twenty-three thousand, one hundred seventeen".