1043540223 has 16 divisors (see below), whose sum is σ = 1607164416. Its totient is φ = 595245440.

The previous prime is 1043540177. The next prime is 1043540227. The reversal of 1043540223 is 3220453401.

It is a cyclic number.

It is not a de Polignac number, because 1043540223 - 2¹⁸ = 1043278079 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1043540193 and 1043540202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043540227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 929511 + ... + 930632.

It is an arithmetic number, because the mean of its divisors is an integer number (100447776).

Almost surely, 2^1043540223 is an apocalyptic number.

1043540223 is a deficient number, since it is larger than the sum of its proper divisors (563624193).

1043540223 is a wasteful number, since it uses less digits than its factorization.

1043540223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1860174.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 1043540223 is about 32303.8731888298. The cubic root of 1043540223 is about 1014.3077204859.

Adding to 1043540223 its reverse (3220453401), we get a palindrome (4263993624).

The spelling of 1043540223 in words is "one billion, forty-three million, five hundred forty thousand, two hundred twenty-three".