125073064161 has 12 divisors (see below), whose sum is σ = 183622750740. Its totient is φ = 82015123680.

The previous prime is 125073064159. The next prime is 125073064177. The reversal of 125073064161 is 161460370521.

125073064161 is a `hidden beast` number, since 1 + 2 + 5 + 0 + 7 + 3 + 0 + 641 + 6 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 38786939136 + 86286125025 = 196944^2 + 293745^2 .

It is not a de Polignac number, because 125073064161 - 2¹ = 125073064159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125073064111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113909346 + ... + 113910443.

It is an arithmetic number, because the mean of its divisors is an integer number (15301895895).

Almost surely, 2^125073064161 is an apocalyptic number.

It is an amenable number.

125073064161 is a deficient number, since it is larger than the sum of its proper divisors (58549686579).

125073064161 is a wasteful number, since it uses less digits than its factorization.

125073064161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227819856 (or 227819853 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 125073064161 in words is "one hundred twenty-five billion, seventy-three million, sixty-four thousand, one hundred sixty-one".