1052440543 has 16 divisors (see below), whose sum is σ = 1347600384. Its totient is φ = 797916960.

The previous prime is 1052440517. The next prime is 1052440577. The reversal of 1052440543 is 3450442501.

It is a cyclic number.

It is not a de Polignac number, because 1052440543 - 2⁵ = 1052440511 is a prime.

It is a super-2 number, since 2×1052440543² = 2215262193100269698, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052440043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181855 + ... + 187552.

It is an arithmetic number, because the mean of its divisors is an integer number (84225024).

Almost surely, 2^1052440543 is an apocalyptic number.

1052440543 is a deficient number, since it is larger than the sum of its proper divisors (295159841).

1052440543 is a wasteful number, since it uses less digits than its factorization.

1052440543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369462.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 1052440543 is about 32441.3400308927. The cubic root of 1052440543 is about 1017.1832265340.

The spelling of 1052440543 in words is "one billion, fifty-two million, four hundred forty thousand, five hundred forty-three".