52453543 has 4 divisors (see below), whose sum is σ = 52787800. Its totient is φ = 52119288.

The previous prime is 52453487. The next prime is 52453559. The reversal of 52453543 is 34535425.

It is a happy number.

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 52453543 - 2¹⁷ = 52322471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52453573) 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, 166893 + ... + 167206.

It is an arithmetic number, because the mean of its divisors is an integer number (13196950).

Almost surely, 2^52453543 is an apocalyptic number.

52453543 is a deficient number, since it is larger than the sum of its proper divisors (334257).

52453543 is a wasteful number, since it uses less digits than its factorization.

52453543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334256.

The product of its digits is 36000, while the sum is 31.

The square root of 52453543 is about 7242.4818260041. The cubic root of 52453543 is about 374.3331389748. Note that the first 3 decimals are identical.

Adding to 52453543 its reverse (34535425), we get a palindrome (86988968).

The spelling of 52453543 in words is "fifty-two million, four hundred fifty-three thousand, five hundred forty-three".