53452547 has 4 divisors (see below), whose sum is σ = 53473896. Its totient is φ = 53431200.

The previous prime is 53452543. The next prime is 53452577. The reversal of 53452547 is 74525435.

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 53452547 - 2² = 53452543 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53452541) 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, 6329 + ... + 12122.

It is an arithmetic number, because the mean of its divisors is an integer number (13368474).

Almost surely, 2^53452547 is an apocalyptic number.

53452547 is a deficient number, since it is larger than the sum of its proper divisors (21349).

53452547 is a wasteful number, since it uses less digits than its factorization.

53452547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21348.

The product of its digits is 84000, while the sum is 35.

The square root of 53452547 is about 7311.1248792508. The cubic root of 53452547 is about 376.6946637329.

The spelling of 53452547 in words is "fifty-three million, four hundred fifty-two thousand, five hundred forty-seven".