125020510802329 has 2 divisors, whose sum is σ = 125020510802330. Its totient is φ = 125020510802328.

The previous prime is 125020510802309. The next prime is 125020510802333. The reversal of 125020510802329 is 923208015020521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94665116160000 + 30355394642329 = 9729600^2 + 5509573^2 .

It is an emirp because it is prime and its reverse (923208015020521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125020510802329 - 2⁹ = 125020510801817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125020510802291 and 125020510802300.

It is not a weakly prime, because it can be changed into another prime (125020510802309) 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, 62510255401164 + 62510255401165.

It is an arithmetic number, because the mean of its divisors is an integer number (62510255401165).

Almost surely, 2^{125020510802329} is an apocalyptic number.

It is an amenable number.

125020510802329 is a deficient number, since it is larger than the sum of its proper divisors (1).

125020510802329 is an equidigital number, since it uses as much as digits as its factorization.

125020510802329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 125020510802329 in words is "one hundred twenty-five trillion, twenty billion, five hundred ten million, eight hundred two thousand, three hundred twenty-nine".