125422254245 has 4 divisors (see below), whose sum is σ = 150506705100. Its totient is φ = 100337803392.

The previous prime is 125422254241. The next prime is 125422254253. The reversal of 125422254245 is 542452224521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16404742561 + 109017511684 = 128081^2 + 330178^2 .

It is a cyclic number.

It is not a de Polignac number, because 125422254245 - 2² = 125422254241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125422254199 and 125422254208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125422254241) 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 3 ways as a sum of consecutive naturals, for example, 12542225420 + ... + 12542225429.

It is an arithmetic number, because the mean of its divisors is an integer number (37626676275).

Almost surely, 2^125422254245 is an apocalyptic number.

It is an amenable number.

125422254245 is a deficient number, since it is larger than the sum of its proper divisors (25084450855).

125422254245 is an equidigital number, since it uses as much as digits as its factorization.

125422254245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25084450854.

The product of its digits is 256000, while the sum is 38.

Adding to 125422254245 its reverse (542452224521), we get a palindrome (667874478766).

The spelling of 125422254245 in words is "one hundred twenty-five billion, four hundred twenty-two million, two hundred fifty-four thousand, two hundred forty-five".