125261000134 has 8 divisors (see below), whose sum is σ = 187893664488. Its totient is φ = 62629778640.

The previous prime is 125261000131. The next prime is 125261000153. The reversal of 125261000134 is 431000162521.

It is a happy number.

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

It is a super-3 number, since 3×125261000134³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125261000099 and 125261000108.

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 3 ways as a sum of consecutive naturals, for example, 108372 + ... + 512119.

It is an arithmetic number, because the mean of its divisors is an integer number (23486708061).

Almost surely, 2^125261000134 is an apocalyptic number.

125261000134 is a deficient number, since it is larger than the sum of its proper divisors (62632664354).

125261000134 is a wasteful number, since it uses less digits than its factorization.

125261000134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721430.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 125261000134 its reverse (431000162521), we get a palindrome (556261162655).

The spelling of 125261000134 in words is "one hundred twenty-five billion, two hundred sixty-one million, one hundred thirty-four", and thus it is an aban number.