125763529 has 2 divisors, whose sum is σ = 125763530. Its totient is φ = 125763528.

The previous prime is 125763487. The next prime is 125763577. The reversal of 125763529 is 925367521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119311929 + 6451600 = 10923^2 + 2540^2 .

It is a cyclic number.

It is not a de Polignac number, because 125763529 - 2⁹ = 125763017 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 125763491 and 125763500.

It is not a weakly prime, because it can be changed into another prime (125760529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62881764 + 62881765.

It is an arithmetic number, because the mean of its divisors is an integer number (62881765).

Almost surely, 2^125763529 is an apocalyptic number.

It is an amenable number.

125763529 is a deficient number, since it is larger than the sum of its proper divisors (1).

125763529 is an equidigital number, since it uses as much as digits as its factorization.

125763529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 40.

The square root of 125763529 is about 11214.4339580739. The cubic root of 125763529 is about 501.0159728667.

The spelling of 125763529 in words is "one hundred twenty-five million, seven hundred sixty-three thousand, five hundred twenty-nine".