125261000132 has 12 divisors (see below), whose sum is σ = 225131257260. Its totient is φ = 60937783776.

The previous prime is 125261000131. The next prime is 125261000153. The reversal of 125261000132 is 231000162521.

It can be written as a sum of positive squares in 2 ways, for example, as 113908950016 + 11352050116 = 337504^2 + 106546^2 .

It is a junction number, because it is equal to n+sod(n) for n = 125261000098 and 125261000107.

It is not an unprimeable number, because it can be changed into a prime (125261000131) 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 in 3 ways as a sum of consecutive naturals, for example, 423178907 + ... + 423179202.

It is an arithmetic number, because the mean of its divisors is an integer number (18760938105).

Almost surely, 2^125261000132 is an apocalyptic number.

It is an amenable number.

125261000132 is a deficient number, since it is larger than the sum of its proper divisors (99870257128).

125261000132 is a wasteful number, since it uses less digits than its factorization.

125261000132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846358150 (or 846358148 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 125261000132 its reverse (231000162521), we get a palindrome (356261162653).

The spelling of 125261000132 in words is "one hundred twenty-five billion, two hundred sixty-one million, one hundred thirty-two", and thus it is an aban number.