125841163633 has 2 divisors, whose sum is σ = 125841163634. Its totient is φ = 125841163632.

The previous prime is 125841163621. The next prime is 125841163703. The reversal of 125841163633 is 336361148521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125732649744 + 108513889 = 354588^2 + 10417^2 .

It is a cyclic number.

It is not a de Polignac number, because 125841163633 - 2⁹ = 125841163121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125841163633.

It is not a weakly prime, because it can be changed into another prime (125841163333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62920581816 + 62920581817.

It is an arithmetic number, because the mean of its divisors is an integer number (62920581817).

Almost surely, 2^125841163633 is an apocalyptic number.

It is an amenable number.

125841163633 is a deficient number, since it is larger than the sum of its proper divisors (1).

125841163633 is an equidigital number, since it uses as much as digits as its factorization.

125841163633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 43.

The spelling of 125841163633 in words is "one hundred twenty-five billion, eight hundred forty-one million, one hundred sixty-three thousand, six hundred thirty-three".