125485453525 has 6 divisors (see below), whose sum is σ = 155601962402. Its totient is φ = 100388362800.

The previous prime is 125485453477. The next prime is 125485453531. The reversal of 125485453525 is 525354584521.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 4435236 + 125481018289 = 2106^2 + 354233^2 .

It is not a de Polignac number, because 125485453525 - 2²⁵ = 125451899093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 2509709046 + ... + 2509709095.

Almost surely, 2^125485453525 is an apocalyptic number.

It is an amenable number.

125485453525 is a deficient number, since it is larger than the sum of its proper divisors (30116508877).

125485453525 is an equidigital number, since it uses as much as digits as its factorization.

125485453525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5019418151 (or 5019418146 counting only the distinct ones).

The product of its digits is 4800000, while the sum is 49.

The spelling of 125485453525 in words is "one hundred twenty-five billion, four hundred eighty-five million, four hundred fifty-three thousand, five hundred twenty-five".