125050254513 has 4 divisors (see below), whose sum is σ = 166733672688. Its totient is φ = 83366836340.

The previous prime is 125050254467. The next prime is 125050254551. The reversal of 125050254513 is 315452050521.

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 a cyclic number.

It is not a de Polignac number, because 125050254513 - 2¹⁴ = 125050238129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125050254583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20841709083 + ... + 20841709088.

It is an arithmetic number, because the mean of its divisors is an integer number (41683418172).

Almost surely, 2^125050254513 is an apocalyptic number.

It is an amenable number.

125050254513 is a deficient number, since it is larger than the sum of its proper divisors (41683418175).

125050254513 is an equidigital number, since it uses as much as digits as its factorization.

125050254513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41683418174.

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 125050254513 in words is "one hundred twenty-five billion, fifty million, two hundred fifty-four thousand, five hundred thirteen".