125454433025 has 6 divisors (see below), whose sum is σ = 155563496982. Its totient is φ = 100363546400.

The previous prime is 125454432997. The next prime is 125454433051. The reversal of 125454433025 is 520334454521.

It can be written as a sum of positive squares in 3 ways, for example, as 36826761409 + 88627671616 = 191903^2 + 297704^2 .

It is a de Polignac number, because none of the positive numbers 2^k-125454433025 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125454433025.

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 5 ways as a sum of consecutive naturals, for example, 2509088636 + ... + 2509088685.

It is an arithmetic number, because the mean of its divisors is an integer number (25927249497).

Almost surely, 2^125454433025 is an apocalyptic number.

It is an amenable number.

125454433025 is a deficient number, since it is larger than the sum of its proper divisors (30109063957).

125454433025 is an equidigital number, since it uses as much as digits as its factorization.

125454433025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5018177331 (or 5018177326 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 125454433025 its reverse (520334454521), we get a palindrome (645788887546).

The spelling of 125454433025 in words is "one hundred twenty-five billion, four hundred fifty-four million, four hundred thirty-three thousand, twenty-five".