125471243573 has 16 divisors (see below), whose sum is σ = 137637776640. Its totient is φ = 113670402624.

The previous prime is 125471243551. The next prime is 125471243581. The reversal of 125471243573 is 375342174521.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125471243573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125471246573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336740 + ... + 603602.

It is an arithmetic number, because the mean of its divisors is an integer number (8602361040).

Almost surely, 2^125471243573 is an apocalyptic number.

125471243573 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

125471243573 is a deficient number, since it is larger than the sum of its proper divisors (12166533067).

125471243573 is a wasteful number, since it uses less digits than its factorization.

125471243573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267548.

The product of its digits is 705600, while the sum is 44.

The spelling of 125471243573 in words is "one hundred twenty-five billion, four hundred seventy-one million, two hundred forty-three thousand, five hundred seventy-three".