4994123 has 2 divisors, whose sum is σ = 4994124. Its totient is φ = 4994122.

The previous prime is 4994117. The next prime is 4994153. The reversal of 4994123 is 3214994.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4994123 - 2⁸ = 4993867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4994123.

It is not a weakly prime, because it can be changed into another prime (4994153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2497061 + 2497062.

It is an arithmetic number, because the mean of its divisors is an integer number (2497062).

Almost surely, 2^4994123 is an apocalyptic number.

4994123 is a deficient number, since it is larger than the sum of its proper divisors (1).

4994123 is an equidigital number, since it uses as much as digits as its factorization.

4994123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 32.

The square root of 4994123 is about 2234.7534539631. The cubic root of 4994123 is about 170.9305715436.

The spelling of 4994123 in words is "four million, nine hundred ninety-four thousand, one hundred twenty-three".