125676559 has 2 divisors, whose sum is σ = 125676560. Its totient is φ = 125676558.

The previous prime is 125676547. The next prime is 125676571. The reversal of 125676559 is 955676521.

It is a balanced prime because it is at equal distance from previous prime (125676547) and next prime (125676571).

It is a cyclic number.

It is not a de Polignac number, because 125676559 - 2⁵ = 125676527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125676589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62838279 + 62838280.

It is an arithmetic number, because the mean of its divisors is an integer number (62838280).

Almost surely, 2^125676559 is an apocalyptic number.

125676559 is a deficient number, since it is larger than the sum of its proper divisors (1).

125676559 is an equidigital number, since it uses as much as digits as its factorization.

125676559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 567000, while the sum is 46.

The square root of 125676559 is about 11210.5556954149. Note that the first 3 decimals coincide. The cubic root of 125676559 is about 500.9004560510.

It can be divided in two parts, 1256 and 76559, that added together give a triangular number (77815 = T₃₉₄).

The spelling of 125676559 in words is "one hundred twenty-five million, six hundred seventy-six thousand, five hundred fifty-nine".