125148841 has 2 divisors, whose sum is σ = 125148842. Its totient is φ = 125148840.

The previous prime is 125148823. The next prime is 125148901. The reversal of 125148841 is 148841521.

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., 121462441 + 3686400 = 11021^2 + 1920^2 .

It is a cyclic number.

It is not a de Polignac number, because 125148841 - 2¹¹ = 125146793 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125148797 and 125148806.

It is not a weakly prime, because it can be changed into another prime (125148641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62574420 + 62574421.

It is an arithmetic number, because the mean of its divisors is an integer number (62574421).

Almost surely, 2^125148841 is an apocalyptic number.

It is an amenable number.

125148841 is a deficient number, since it is larger than the sum of its proper divisors (1).

125148841 is an equidigital number, since it uses as much as digits as its factorization.

125148841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10240, while the sum is 34.

The square root of 125148841 is about 11186.9942790725. The cubic root of 125148841 is about 500.1983759502.

The spelling of 125148841 in words is "one hundred twenty-five million, one hundred forty-eight thousand, eight hundred forty-one".