404243100135041 has 2 divisors, whose sum is σ = 404243100135042. Its totient is φ = 404243100135040.

The previous prime is 404243100135037. The next prime is 404243100135103. The reversal of 404243100135041 is 140531001342404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 329643240966400 + 74599859168641 = 18156080^2 + 8637121^2 .

It is a cyclic number.

It is not a de Polignac number, because 404243100135041 - 2² = 404243100135037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 404243100134989 and 404243100135007.

It is not a weakly prime, because it can be changed into another prime (404243100125041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202121550067520 + 202121550067521.

It is an arithmetic number, because the mean of its divisors is an integer number (202121550067521).

Almost surely, 2^{404243100135041} is an apocalyptic number.

It is an amenable number.

404243100135041 is a deficient number, since it is larger than the sum of its proper divisors (1).

404243100135041 is an equidigital number, since it uses as much as digits as its factorization.

404243100135041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 404243100135041 its reverse (140531001342404), we get a palindrome (544774101477445).

The spelling of 404243100135041 in words is "four hundred four trillion, two hundred forty-three billion, one hundred million, one hundred thirty-five thousand, forty-one".