125255947459 has 4 divisors (see below), whose sum is σ = 125306722504. Its totient is φ = 125205172416.

The previous prime is 125255947441. The next prime is 125255947511. The reversal of 125255947459 is 954749552521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 954749552521 = 25583 ⋅37319687.

It is a cyclic number.

It is not a de Polignac number, because 125255947459 - 2⁹ = 125255946947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125255987459) 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, 25383822 + ... + 25388755.

It is an arithmetic number, because the mean of its divisors is an integer number (31326680626).

Almost surely, 2^125255947459 is an apocalyptic number.

125255947459 is a deficient number, since it is larger than the sum of its proper divisors (50775045).

125255947459 is an equidigital number, since it uses as much as digits as its factorization.

125255947459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50775044.

The product of its digits is 22680000, while the sum is 58.

The spelling of 125255947459 in words is "one hundred twenty-five billion, two hundred fifty-five million, nine hundred forty-seven thousand, four hundred fifty-nine".