125225132361 has 16 divisors (see below), whose sum is σ = 195473378688. Its totient is φ = 69811920000.

The previous prime is 125225132323. The next prime is 125225132407. The reversal of 125225132361 is 163231522521.

It is not a de Polignac number, because 125225132361 - 2¹³ = 125225124169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125225132311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72719890 + ... + 72721611.

It is an arithmetic number, because the mean of its divisors is an integer number (12217086168).

Almost surely, 2^125225132361 is an apocalyptic number.

It is an amenable number.

125225132361 is a deficient number, since it is larger than the sum of its proper divisors (70248246327).

125225132361 is a wasteful number, since it uses less digits than its factorization.

125225132361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145441552.

The product of its digits is 21600, while the sum is 33.

Adding to 125225132361 its reverse (163231522521), we get a palindrome (288456654882).

The spelling of 125225132361 in words is "one hundred twenty-five billion, two hundred twenty-five million, one hundred thirty-two thousand, three hundred sixty-one".