125261000133 has 8 divisors (see below), whose sum is σ = 167021042496. Its totient is φ = 83504145600.

The previous prime is 125261000131. The next prime is 125261000153. The reversal of 125261000133 is 331000162521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125261000133 - 2¹ = 125261000131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125261000131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 703713 + ... + 863558.

It is an arithmetic number, because the mean of its divisors is an integer number (20877630312).

Almost surely, 2^125261000133 is an apocalyptic number.

It is an amenable number.

125261000133 is a deficient number, since it is larger than the sum of its proper divisors (41760042363).

125261000133 is a wasteful number, since it uses less digits than its factorization.

125261000133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1593915.

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 125261000133 its reverse (331000162521), we get a palindrome (456261162654).

The spelling of 125261000133 in words is "one hundred twenty-five billion, two hundred sixty-one million, one hundred thirty-three", and thus it is an aban number.