404040041143 has 2 divisors, whose sum is σ = 404040041144. Its totient is φ = 404040041142.

The previous prime is 404040041123. The next prime is 404040041173. The reversal of 404040041143 is 341140040404.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 404040041143 - 2⁹ = 404040040631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404040041123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202020020571 + 202020020572.

It is an arithmetic number, because the mean of its divisors is an integer number (202020020572).

Almost surely, 2^404040041143 is an apocalyptic number.

404040041143 is a deficient number, since it is larger than the sum of its proper divisors (1).

404040041143 is an equidigital number, since it uses as much as digits as its factorization.

404040041143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 404040041143 its reverse (341140040404), we get a palindrome (745180081547).

The spelling of 404040041143 in words is "four hundred four billion, forty million, forty-one thousand, one hundred forty-three".