404022343253 has 2 divisors, whose sum is σ = 404022343254. Its totient is φ = 404022343252.

The previous prime is 404022343229. The next prime is 404022343259. The reversal of 404022343253 is 352343220404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 298314777124 + 105707566129 = 546182^2 + 325127^2 .

It is a cyclic number.

It is not a de Polignac number, because 404022343253 - 2¹⁶ = 404022277717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404022343259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202011171626 + 202011171627.

It is an arithmetic number, because the mean of its divisors is an integer number (202011171627).

Almost surely, 2^404022343253 is an apocalyptic number.

It is an amenable number.

404022343253 is a deficient number, since it is larger than the sum of its proper divisors (1).

404022343253 is an equidigital number, since it uses as much as digits as its factorization.

404022343253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 404022343253 its reverse (352343220404), we get a palindrome (756365563657).

The spelling of 404022343253 in words is "four hundred four billion, twenty-two million, three hundred forty-three thousand, two hundred fifty-three".