53032547 has 4 divisors (see below), whose sum is σ = 53102280. Its totient is φ = 52962816.

The previous prime is 53032523. The next prime is 53032589. The reversal of 53032547 is 74523035.

53032547 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 53032547 - 2¹⁰ = 53031523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53032747) 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 3 ways as a sum of consecutive naturals, for example, 33713 + ... + 35250.

It is an arithmetic number, because the mean of its divisors is an integer number (13275570).

Almost surely, 2^53032547 is an apocalyptic number.

53032547 is a deficient number, since it is larger than the sum of its proper divisors (69733).

53032547 is an equidigital number, since it uses as much as digits as its factorization.

53032547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69732.

The product of its (nonzero) digits is 12600, while the sum is 29.

The square root of 53032547 is about 7282.3448833463. The cubic root of 53032547 is about 375.7054501488.

The spelling of 53032547 in words is "fifty-three million, thirty-two thousand, five hundred forty-seven".