125335552241 has 2 divisors, whose sum is σ = 125335552242. Its totient is φ = 125335552240.

The previous prime is 125335552213. The next prime is 125335552289. The reversal of 125335552241 is 142255533521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114918288016 + 10417264225 = 338996^2 + 102065^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125335552241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125335552195 and 125335552204.

It is not a weakly prime, because it can be changed into another prime (125335552141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62667776120 + 62667776121.

It is an arithmetic number, because the mean of its divisors is an integer number (62667776121).

Almost surely, 2^125335552241 is an apocalyptic number.

It is an amenable number.

125335552241 is a deficient number, since it is larger than the sum of its proper divisors (1).

125335552241 is an equidigital number, since it uses as much as digits as its factorization.

125335552241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 180000, while the sum is 38.

The spelling of 125335552241 in words is "one hundred twenty-five billion, three hundred thirty-five million, five hundred fifty-two thousand, two hundred forty-one".