404134244330123 has 2 divisors, whose sum is σ = 404134244330124. Its totient is φ = 404134244330122.

The previous prime is 404134244330077. The next prime is 404134244330161. The reversal of 404134244330123 is 321033442431404.

It is an a-pointer prime, because the next prime (404134244330161) can be obtained adding 404134244330123 to its sum of digits (38).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 404134244330123 - 2⁶ = 404134244330059 is a prime.

It is not a weakly prime, because it can be changed into another prime (404134244330723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202067122165061 + 202067122165062.

It is an arithmetic number, because the mean of its divisors is an integer number (202067122165062).

Almost surely, 2^{404134244330123} is an apocalyptic number.

404134244330123 is a deficient number, since it is larger than the sum of its proper divisors (1).

404134244330123 is an equidigital number, since it uses as much as digits as its factorization.

404134244330123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 38.

Adding to 404134244330123 its reverse (321033442431404), we get a palindrome (725167686761527).

The spelling of 404134244330123 in words is "four hundred four trillion, one hundred thirty-four billion, two hundred forty-four million, three hundred thirty thousand, one hundred twenty-three".