4517923 has 2 divisors, whose sum is σ = 4517924. Its totient is φ = 4517922.

The previous prime is 4517921. The next prime is 4517927. The reversal of 4517923 is 3297154.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4517923 - 2¹ = 4517921 is a prime.

Together with 4517921, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4517921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2258961 + 2258962.

It is an arithmetic number, because the mean of its divisors is an integer number (2258962).

Almost surely, 2^4517923 is an apocalyptic number.

4517923 is a deficient number, since it is larger than the sum of its proper divisors (1).

4517923 is an equidigital number, since it uses as much as digits as its factorization.

4517923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 31.

The square root of 4517923 is about 2125.5406371086. The cubic root of 4517923 is about 165.3152589105.

The spelling of 4517923 in words is "four million, five hundred seventeen thousand, nine hundred twenty-three".