404300134081 has 2 divisors, whose sum is σ = 404300134082. Its totient is φ = 404300134080.

The previous prime is 404300134061. The next prime is 404300134157. The reversal of 404300134081 is 180431003404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 224850465856 + 179449668225 = 474184^2 + 423615^2 .

It is a cyclic number.

It is not a de Polignac number, because 404300134081 - 2¹⁵ = 404300101313 is a prime.

It is a super-2 number, since 2×404300134081² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (404300134061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202150067040 + 202150067041.

It is an arithmetic number, because the mean of its divisors is an integer number (202150067041).

Almost surely, 2^404300134081 is an apocalyptic number.

It is an amenable number.

404300134081 is a deficient number, since it is larger than the sum of its proper divisors (1).

404300134081 is an equidigital number, since it uses as much as digits as its factorization.

404300134081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 404300134081 its reverse (180431003404), we get a palindrome (584731137485).

The spelling of 404300134081 in words is "four hundred four billion, three hundred million, one hundred thirty-four thousand, eighty-one".