13452535125 has 24 divisors (see below), whose sum is σ = 24250438680. Its totient is φ = 7174684800.

The previous prime is 13452535123. The next prime is 13452535127. The reversal of 13452535125 is 52153525431.

13452535125 is a `hidden beast` number, since 1 + 3 + 4 + 525 + 3 + 5 + 125 = 666.

13452535125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13452535123) and next prime (13452535127).

It can be written as a sum of positive squares in 4 ways, for example, as 780755364 + 12671779761 = 27942^2 + 112569^2 .

It is not a de Polignac number, because 13452535125 - 2¹ = 13452535123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13452535125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13452535123) 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 23 ways as a sum of consecutive naturals, for example, 5977780 + ... + 5980029.

It is an arithmetic number, because the mean of its divisors is an integer number (1010434945).

Almost surely, 2^13452535125 is an apocalyptic number.

13452535125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13452535125 is a deficient number, since it is larger than the sum of its proper divisors (10797903555).

13452535125 is a wasteful number, since it uses less digits than its factorization.

13452535125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11957830 (or 11957817 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The spelling of 13452535125 in words is "thirteen billion, four hundred fifty-two million, five hundred thirty-five thousand, one hundred twenty-five".