125118280381723 has 2 divisors, whose sum is σ = 125118280381724. Its totient is φ = 125118280381722.

The previous prime is 125118280381681. The next prime is 125118280381729. The reversal of 125118280381723 is 327183082811521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125118280381723 is a prime.

It is not a weakly prime, because it can be changed into another prime (125118280381729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62559140190861 + 62559140190862.

It is an arithmetic number, because the mean of its divisors is an integer number (62559140190862).

Almost surely, 2^{125118280381723} is an apocalyptic number.

125118280381723 is a deficient number, since it is larger than the sum of its proper divisors (1).

125118280381723 is an equidigital number, since it uses as much as digits as its factorization.

125118280381723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1290240, while the sum is 52.

The spelling of 125118280381723 in words is "one hundred twenty-five trillion, one hundred eighteen billion, two hundred eighty million, three hundred eighty-one thousand, seven hundred twenty-three".