125687283041 has 2 divisors, whose sum is σ = 125687283042. Its totient is φ = 125687283040.

The previous prime is 125687283037. The next prime is 125687283083. The reversal of 125687283041 is 140382786521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106510849600 + 19176433441 = 326360^2 + 138479^2 .

It is a cyclic number.

It is not a de Polignac number, because 125687283041 - 2² = 125687283037 is a prime.

It is not a weakly prime, because it can be changed into another prime (125687283011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62843641520 + 62843641521.

It is an arithmetic number, because the mean of its divisors is an integer number (62843641521).

Almost surely, 2^125687283041 is an apocalyptic number.

It is an amenable number.

125687283041 is a deficient number, since it is larger than the sum of its proper divisors (1).

125687283041 is an equidigital number, since it uses as much as digits as its factorization.

125687283041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 645120, while the sum is 47.

The spelling of 125687283041 in words is "one hundred twenty-five billion, six hundred eighty-seven million, two hundred eighty-three thousand, forty-one".