11115504452125 has 16 divisors (see below), whose sum is σ = 13883777696880. Its totient is φ = 8884949625600.

The previous prime is 11115504452123. The next prime is 11115504452137. The reversal of 11115504452125 is 52125440551111.

It can be written as a sum of positive squares in 8 ways, for example, as 6804225297081 + 4311279155044 = 2608491^2 + 2076362^2 .

It is not a de Polignac number, because 11115504452125 - 2¹ = 11115504452123 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11115504452123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37119960 + ... + 37418209.

It is an arithmetic number, because the mean of its divisors is an integer number (867736106055).

Almost surely, 2^{11115504452125} is an apocalyptic number.

It is an amenable number.

11115504452125 is a deficient number, since it is larger than the sum of its proper divisors (2768273244755).

11115504452125 is an equidigital number, since it uses as much as digits as its factorization.

11115504452125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74539377 (or 74539367 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 37.

The spelling of 11115504452125 in words is "eleven trillion, one hundred fifteen billion, five hundred four million, four hundred fifty-two thousand, one hundred twenty-five".