1052543 has 8 divisors (see below), whose sum is σ = 1144320. Its totient is φ = 964440.

The previous prime is 1052537. The next prime is 1052551. The reversal of 1052543 is 3452501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1052543 - 2⁶ = 1052479 is a prime.

It is a super-2 number, since 2×1052543² = 2215693533698, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305 + ... + 1482.

It is an arithmetic number, because the mean of its divisors is an integer number (143040).

2^1052543 is an apocalyptic number.

1052543 is a deficient number, since it is larger than the sum of its proper divisors (91777).

1052543 is a wasteful number, since it uses less digits than its factorization.

1052543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1837.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 1052543 is about 1025.9351831378. The cubic root of 1052543 is about 101.7216233675.

The spelling of 1052543 in words is "one million, fifty-two thousand, five hundred forty-three".