125125000125 has 32 divisors (see below), whose sum is σ = 220455540864. Its totient is φ = 62807840000.

The previous prime is 125125000109. The next prime is 125125000201. The reversal of 125125000125 is 521000521521.

It is not a de Polignac number, because 125125000125 - 2⁴ = 125125000109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125125000095 and 125125000104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9807351 + ... + 9820100.

It is an arithmetic number, because the mean of its divisors is an integer number (6889235652).

Almost surely, 2^125125000125 is an apocalyptic number.

125125000125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125125000125 is a deficient number, since it is larger than the sum of its proper divisors (95330540739).

125125000125 is a wasteful number, since it uses less digits than its factorization.

125125000125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19627486 (or 19627476 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 24.

Adding to 125125000125 its reverse (521000521521), we get a palindrome (646125521646).

The spelling of 125125000125 in words is "one hundred twenty-five billion, one hundred twenty-five million, one hundred twenty-five", and thus it is an aban number.