125410201225 has 12 divisors (see below), whose sum is σ = 155855007900. Its totient is φ = 100104704000.

The previous prime is 125410201219. The next prime is 125410201243. The reversal of 125410201225 is 522102014521.

It can be written as a sum of positive squares in 6 ways, for example, as 7072137216 + 118338064009 = 84096^2 + 344003^2 .

It is not a de Polignac number, because 125410201225 - 2¹³ = 125410193033 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 125410201225.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5574976 + ... + 5597425.

It is an arithmetic number, because the mean of its divisors is an integer number (12987917325).

Almost surely, 2^125410201225 is an apocalyptic number.

It is an amenable number.

125410201225 is a deficient number, since it is larger than the sum of its proper divisors (30444806675).

125410201225 is a wasteful number, since it uses less digits than its factorization.

125410201225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11172860 (or 11172855 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 125410201225 its reverse (522102014521), we get a palindrome (647512215746).

The spelling of 125410201225 in words is "one hundred twenty-five billion, four hundred ten million, two hundred one thousand, two hundred twenty-five".