125934905225 has 6 divisors (see below), whose sum is σ = 156159282510. Its totient is φ = 100747924160.

The previous prime is 125934905209. The next prime is 125934905267. The reversal of 125934905225 is 522509439521.

It can be written as a sum of positive squares in 3 ways, for example, as 61089856 + 125873815369 = 7816^2 + 354787^2 .

It is not a de Polignac number, because 125934905225 - 2⁴ = 125934905209 is a prime.

It is a super-3 number, since 3×125934905225³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 125934905225.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2518698080 + ... + 2518698129.

It is an arithmetic number, because the mean of its divisors is an integer number (26026547085).

Almost surely, 2^125934905225 is an apocalyptic number.

It is an amenable number.

125934905225 is a deficient number, since it is larger than the sum of its proper divisors (30224377285).

125934905225 is an equidigital number, since it uses as much as digits as its factorization.

125934905225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5037396219 (or 5037396214 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 47.

The spelling of 125934905225 in words is "one hundred twenty-five billion, nine hundred thirty-four million, nine hundred five thousand, two hundred twenty-five".