125282120063 has 4 divisors (see below), whose sum is σ = 127152002520. Its totient is φ = 123412237608.

The previous prime is 125282120057. The next prime is 125282120083. The reversal of 125282120063 is 360021282521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 125282120063 - 2²⁶ = 125215011199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125282120053) 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 in 3 ways as a sum of consecutive naturals, for example, 934941128 + ... + 934941261.

It is an arithmetic number, because the mean of its divisors is an integer number (31788000630).

Almost surely, 2^125282120063 is an apocalyptic number.

125282120063 is a deficient number, since it is larger than the sum of its proper divisors (1869882457).

125282120063 is an equidigital number, since it uses as much as digits as its factorization.

125282120063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1869882456.

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 125282120063 in words is "one hundred twenty-five billion, two hundred eighty-two million, one hundred twenty thousand, sixty-three".