125264334641 has 4 divisors (see below), whose sum is σ = 132632824932. Its totient is φ = 117895844352.

The previous prime is 125264334599. The next prime is 125264334647. The reversal of 125264334641 is 146433462521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 37896798241 + 87367536400 = 194671^2 + 295580^2 .

It is a cyclic number.

It is not a de Polignac number, because 125264334641 - 2¹⁰ = 125264333617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125264334647) 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, 3684245120 + ... + 3684245153.

It is an arithmetic number, because the mean of its divisors is an integer number (33158206233).

Almost surely, 2^125264334641 is an apocalyptic number.

It is an amenable number.

125264334641 is a deficient number, since it is larger than the sum of its proper divisors (7368490291).

125264334641 is an equidigital number, since it uses as much as digits as its factorization.

125264334641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7368490290.

The product of its digits is 414720, while the sum is 41.

The spelling of 125264334641 in words is "one hundred twenty-five billion, two hundred sixty-four million, three hundred thirty-four thousand, six hundred forty-one".