54135525 has 24 divisors (see below), whose sum is σ = 91199520. Its totient is φ = 28325440.

The previous prime is 54135511. The next prime is 54135527. The reversal of 54135525 is 52553145.

It is a happy number.

54135525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54135525 - 2¹⁰ = 54134501 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54135492 and 54135501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54135527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2835 + ... + 10784.

It is an arithmetic number, because the mean of its divisors is an integer number (3799980).

Almost surely, 2^54135525 is an apocalyptic number.

It is an amenable number.

54135525 is a deficient number, since it is larger than the sum of its proper divisors (37063995).

54135525 is a wasteful number, since it uses less digits than its factorization.

54135525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13685 (or 13680 counting only the distinct ones).

The product of its digits is 15000, while the sum is 30.

The square root of 54135525 is about 7357.6847581287. The cubic root of 54135525 is about 378.2922559933.

The spelling of 54135525 in words is "fifty-four million, one hundred thirty-five thousand, five hundred twenty-five".