125223424499 has 2 divisors, whose sum is σ = 125223424500. Its totient is φ = 125223424498.

The previous prime is 125223424463. The next prime is 125223424531. The reversal of 125223424499 is 994424322521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125223424499 - 2²⁰ = 125222375923 is a prime.

It is not a weakly prime, because it can be changed into another prime (125223424199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62611712249 + 62611712250.

It is an arithmetic number, because the mean of its divisors is an integer number (62611712250).

Almost surely, 2^125223424499 is an apocalyptic number.

125223424499 is a deficient number, since it is larger than the sum of its proper divisors (1).

125223424499 is an equidigital number, since it uses as much as digits as its factorization.

125223424499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1244160, while the sum is 47.

The spelling of 125223424499 in words is "one hundred twenty-five billion, two hundred twenty-three million, four hundred twenty-four thousand, four hundred ninety-nine".