125271461273 has 4 divisors (see below), whose sum is σ = 143167384320. Its totient is φ = 107375538228.

The previous prime is 125271461267. The next prime is 125271461291. The reversal of 125271461273 is 372164172521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 125271461273 - 2¹² = 125271457177 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 125271461273.

It is not an unprimeable number, because it can be changed into a prime (125271461243) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8947961513 + ... + 8947961526.

It is an arithmetic number, because the mean of its divisors is an integer number (35791846080).

Almost surely, 2^125271461273 is an apocalyptic number.

It is an amenable number.

125271461273 is a deficient number, since it is larger than the sum of its proper divisors (17895923047).

125271461273 is an equidigital number, since it uses as much as digits as its factorization.

125271461273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17895923046.

The product of its digits is 141120, while the sum is 41.

The spelling of 125271461273 in words is "one hundred twenty-five billion, two hundred seventy-one million, four hundred sixty-one thousand, two hundred seventy-three".