53052547 has 4 divisors (see below), whose sum is σ = 53434360. Its totient is φ = 52670736.

The previous prime is 53052539. The next prime is 53052607. The reversal of 53052547 is 74525035.

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 53052547 - 2³ = 53052539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53052247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190698 + ... + 190975.

It is an arithmetic number, because the mean of its divisors is an integer number (13358590).

Almost surely, 2^53052547 is an apocalyptic number.

53052547 is a deficient number, since it is larger than the sum of its proper divisors (381813).

53052547 is a wasteful number, since it uses less digits than its factorization.

53052547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381812.

The product of its (nonzero) digits is 21000, while the sum is 31.

The square root of 53052547 is about 7283.7179379765. The cubic root of 53052547 is about 375.7526737567.

The spelling of 53052547 in words is "fifty-three million, fifty-two thousand, five hundred forty-seven".