124842795563 has 2 divisors, whose sum is σ = 124842795564. Its totient is φ = 124842795562.

The previous prime is 124842795521. The next prime is 124842795577. The reversal of 124842795563 is 365597248421.

It is a strong prime.

It is an emirp because it is prime and its reverse (365597248421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124842795563 - 2¹² = 124842791467 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124842795499 and 124842795508.

It is not a weakly prime, because it can be changed into another prime (124842795863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62421397781 + 62421397782.

It is an arithmetic number, because the mean of its divisors is an integer number (62421397782).

Almost surely, 2^124842795563 is an apocalyptic number.

124842795563 is a deficient number, since it is larger than the sum of its proper divisors (1).

124842795563 is an equidigital number, since it uses as much as digits as its factorization.

124842795563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14515200, while the sum is 56.

The spelling of 124842795563 in words is "one hundred twenty-four billion, eight hundred forty-two million, seven hundred ninety-five thousand, five hundred sixty-three".