404312534234111 has 2 divisors, whose sum is σ = 404312534234112. Its totient is φ = 404312534234110.

The previous prime is 404312534234083. The next prime is 404312534234117. The reversal of 404312534234111 is 111432435213404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 404312534234111 - 2⁶ = 404312534234047 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404312534234117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202156267117055 + 202156267117056.

It is an arithmetic number, because the mean of its divisors is an integer number (202156267117056).

Almost surely, 2^{404312534234111} is an apocalyptic number.

404312534234111 is a deficient number, since it is larger than the sum of its proper divisors (1).

404312534234111 is an equidigital number, since it uses as much as digits as its factorization.

404312534234111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 404312534234111 its reverse (111432435213404), we get a palindrome (515744969447515).

The spelling of 404312534234111 in words is "four hundred four trillion, three hundred twelve billion, five hundred thirty-four million, two hundred thirty-four thousand, one hundred eleven".