125019702713 has 2 divisors, whose sum is σ = 125019702714. Its totient is φ = 125019702712.

The previous prime is 125019702617. The next prime is 125019702733. The reversal of 125019702713 is 317207910521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120875819584 + 4143883129 = 347672^2 + 64373^2 .

It is an emirp because it is prime and its reverse (317207910521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125019702713 - 2¹⁸ = 125019440569 is a prime.

It is not a weakly prime, because it can be changed into another prime (125019702733) 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, 62509851356 + 62509851357.

It is an arithmetic number, because the mean of its divisors is an integer number (62509851357).

Almost surely, 2^125019702713 is an apocalyptic number.

It is an amenable number.

125019702713 is a deficient number, since it is larger than the sum of its proper divisors (1).

125019702713 is an equidigital number, since it uses as much as digits as its factorization.

125019702713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26460, while the sum is 38.

The spelling of 125019702713 in words is "one hundred twenty-five billion, nineteen million, seven hundred two thousand, seven hundred thirteen".