125641673 has 2 divisors, whose sum is σ = 125641674. Its totient is φ = 125641672.

The previous prime is 125641619. The next prime is 125641727. The reversal of 125641673 is 376146521.

It is a balanced prime because it is at equal distance from previous prime (125641619) and next prime (125641727).

It can be written as a sum of positive squares in only one way, i.e., 120406729 + 5234944 = 10973^2 + 2288^2 .

It is a cyclic number.

It is not a de Polignac number, because 125641673 - 2⁶ = 125641609 is a prime.

It is not a weakly prime, because it can be changed into another prime (125641073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62820836 + 62820837.

It is an arithmetic number, because the mean of its divisors is an integer number (62820837).

Almost surely, 2^125641673 is an apocalyptic number.

It is an amenable number.

125641673 is a deficient number, since it is larger than the sum of its proper divisors (1).

125641673 is an equidigital number, since it uses as much as digits as its factorization.

125641673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 35.

The square root of 125641673 is about 11208.9996431439. Note that the first 3 decimals coincide. The cubic root of 125641673 is about 500.8541041813.

The spelling of 125641673 in words is "one hundred twenty-five million, six hundred forty-one thousand, six hundred seventy-three".