53043 has 4 divisors (see below), whose sum is σ = 70728. Its totient is φ = 35360.

The previous prime is 53017. The next prime is 53047. The reversal of 53043 is 34035.

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 53043 - 2¹² = 48947 is a prime.

It is a D-number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (53047) 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, 8838 + ... + 8843.

It is an arithmetic number, because the mean of its divisors is an integer number (17682).

2⁵³⁰⁴³ is an apocalyptic number.

53043 is a deficient number, since it is larger than the sum of its proper divisors (17685).

53043 is a wasteful number, since it uses less digits than its factorization.

53043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17684.

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 53043 is about 230.3106597620. The cubic root of 53043 is about 37.5730133048.

Adding to 53043 its reverse (34035), we get a palindrome (87078).

The spelling of 53043 in words is "fifty-three thousand, forty-three".