125053103522 has 4 divisors (see below), whose sum is σ = 187579655286. Its totient is φ = 62526551760.

The previous prime is 125053103509. The next prime is 125053103551. The reversal of 125053103522 is 225301350521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 225301350521 = 13 ⋅17330873117.

It can be written as a sum of positive squares in only one way, i.e., 110477129161 + 14575974361 = 332381^2 + 120731^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 31263275879 + ... + 31263275882.

Almost surely, 2^125053103522 is an apocalyptic number.

125053103522 is a deficient number, since it is larger than the sum of its proper divisors (62526551764).

125053103522 is an equidigital number, since it uses as much as digits as its factorization.

125053103522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62526551763.

The product of its (nonzero) digits is 9000, while the sum is 29.

The spelling of 125053103522 in words is "one hundred twenty-five billion, fifty-three million, one hundred three thousand, five hundred twenty-two".