125841255101 has 2 divisors, whose sum is σ = 125841255102. Its totient is φ = 125841255100.

The previous prime is 125841255097. The next prime is 125841255139. The reversal of 125841255101 is 101552148521.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81982005625 + 43859249476 = 286325^2 + 209426^2 .

It is a cyclic number.

It is not a de Polignac number, because 125841255101 - 2² = 125841255097 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125841255301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62920627550 + 62920627551.

It is an arithmetic number, because the mean of its divisors is an integer number (62920627551).

Almost surely, 2^125841255101 is an apocalyptic number.

It is an amenable number.

125841255101 is a deficient number, since it is larger than the sum of its proper divisors (1).

125841255101 is an equidigital number, since it uses as much as digits as its factorization.

125841255101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16000, while the sum is 35.

The spelling of 125841255101 in words is "one hundred twenty-five billion, eight hundred forty-one million, two hundred fifty-five thousand, one hundred one".