125357641 has 2 divisors, whose sum is σ = 125357642. Its totient is φ = 125357640.

The previous prime is 125357629. The next prime is 125357663. The reversal of 125357641 is 146753521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125350416 + 7225 = 11196^2 + 85^2 .

It is a cyclic number.

It is not a de Polignac number, because 125357641 - 2⁹ = 125357129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125357597 and 125357606.

It is not a weakly prime, because it can be changed into another prime (125357621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62678820 + 62678821.

It is an arithmetic number, because the mean of its divisors is an integer number (62678821).

Almost surely, 2^125357641 is an apocalyptic number.

It is an amenable number.

125357641 is a deficient number, since it is larger than the sum of its proper divisors (1).

125357641 is an equidigital number, since it uses as much as digits as its factorization.

125357641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 34.

The square root of 125357641 is about 11196.3226552293. The cubic root of 125357641 is about 500.4764006074.

The spelling of 125357641 in words is "one hundred twenty-five million, three hundred fifty-seven thousand, six hundred forty-one".