1040443055 has 16 divisors (see below), whose sum is σ = 1260871680. Its totient is φ = 824154912.

The previous prime is 1040443037. The next prime is 1040443073. The reversal of 1040443055 is 5503440401.

It is an interprime number because it is at equal distance from previous prime (1040443037) and next prime (1040443073).

It is a cyclic number.

It is not a de Polignac number, because 1040443055 - 2¹⁰ = 1040442031 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 391742 + ... + 394388.

It is an arithmetic number, because the mean of its divisors is an integer number (78804480).

Almost surely, 2^1040443055 is an apocalyptic number.

1040443055 is a deficient number, since it is larger than the sum of its proper divisors (220428625).

1040443055 is a wasteful number, since it uses less digits than its factorization.

1040443055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3398.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 1040443055 is about 32255.8995379140. The cubic root of 1040443055 is about 1013.3032569006.

Adding to 1040443055 its reverse (5503440401), we get a palindrome (6543883456).

The spelling of 1040443055 in words is "one billion, forty million, four hundred forty-three thousand, fifty-five".