404034143 has 2 divisors, whose sum is σ = 404034144. Its totient is φ = 404034142.

The previous prime is 404034097. The next prime is 404034151. The reversal of 404034143 is 341430404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 404034143 - 2⁶ = 404034079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404033143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202017071 + 202017072.

It is an arithmetic number, because the mean of its divisors is an integer number (202017072).

Almost surely, 2^404034143 is an apocalyptic number.

404034143 is a deficient number, since it is larger than the sum of its proper divisors (1).

404034143 is an equidigital number, since it uses as much as digits as its factorization.

404034143 is an odious number, because the sum of its binary digits is odd.

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

The square root of 404034143 is about 20100.6005631673. The cubic root of 404034143 is about 739.2750039605.

Adding to 404034143 its reverse (341430404), we get a palindrome (745464547).

It can be divided in two parts, 4040 and 34143, that added together give a palindrome (38183).

The spelling of 404034143 in words is "four hundred four million, thirty-four thousand, one hundred forty-three".