11471738125 has 60 divisors (see below), whose sum is σ = 15461747532. Its totient is φ = 8478912000.

The previous prime is 11471738123. The next prime is 11471738143. The reversal of 11471738125 is 52183717411.

11471738125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 10 ways, for example, as 4551661156 + 6920076969 = 67466^2 + 83187^2 .

It is not a de Polignac number, because 11471738125 - 2¹ = 11471738123 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11471738123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 66310539 + ... + 66310711.

Almost surely, 2^11471738125 is an apocalyptic number.

It is an amenable number.

11471738125 is a deficient number, since it is larger than the sum of its proper divisors (3990009407).

11471738125 is an frugal number, since it uses more digits than its factorization.

11471738125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368 (or 274 counting only the distinct ones).

The product of its digits is 47040, while the sum is 40.

The spelling of 11471738125 in words is "eleven billion, four hundred seventy-one million, seven hundred thirty-eight thousand, one hundred twenty-five".