4867639123 has 2 divisors, whose sum is σ = 4867639124. Its totient is φ = 4867639122.

The previous prime is 4867639111. The next prime is 4867639129. The reversal of 4867639123 is 3219367684.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4867639123 - 2²¹ = 4865541971 is a prime.

It is not a weakly prime, because it can be changed into another prime (4867639129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2433819561 + 2433819562.

It is an arithmetic number, because the mean of its divisors is an integer number (2433819562).

Almost surely, 2^4867639123 is an apocalyptic number.

4867639123 is a deficient number, since it is larger than the sum of its proper divisors (1).

4867639123 is an equidigital number, since it uses as much as digits as its factorization.

4867639123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 49.

The square root of 4867639123 is about 69768.4679708534. The cubic root of 4867639123 is about 1694.7518799830.

The spelling of 4867639123 in words is "four billion, eight hundred sixty-seven million, six hundred thirty-nine thousand, one hundred twenty-three".