124623145723 has 2 divisors, whose sum is σ = 124623145724. Its totient is φ = 124623145722.

The previous prime is 124623145711. The next prime is 124623145739. The reversal of 124623145723 is 327541326421.

It is a weak prime.

It is an emirp because it is prime and its reverse (327541326421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124623145723 - 2⁹ = 124623145211 is a prime.

It is not a weakly prime, because it can be changed into another prime (124623145753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62311572861 + 62311572862.

It is an arithmetic number, because the mean of its divisors is an integer number (62311572862).

Almost surely, 2^124623145723 is an apocalyptic number.

124623145723 is a deficient number, since it is larger than the sum of its proper divisors (1).

124623145723 is an equidigital number, since it uses as much as digits as its factorization.

124623145723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 40.

The spelling of 124623145723 in words is "one hundred twenty-four billion, six hundred twenty-three million, one hundred forty-five thousand, seven hundred twenty-three".