1040434043 has 32 divisors (see below), whose sum is σ = 1199681280. Its totient is φ = 893842560.

The previous prime is 1040434009. The next prime is 1040434061. The reversal of 1040434043 is 3404340401.

It is a cyclic number.

It is not a de Polignac number, because 1040434043 - 2²⁰ = 1039385467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040434093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2998196 + ... + 2998542.

It is an arithmetic number, because the mean of its divisors is an integer number (37490040).

Almost surely, 2^1040434043 is an apocalyptic number.

1040434043 is a deficient number, since it is larger than the sum of its proper divisors (159247237).

1040434043 is a wasteful number, since it uses less digits than its factorization.

1040434043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1040434043 is about 32255.7598422359. The cubic root of 1040434043 is about 1013.3003312510.

Adding to 1040434043 its reverse (3404340401), we get a palindrome (4444774444).

The spelling of 1040434043 in words is "one billion, forty million, four hundred thirty-four thousand, forty-three".