405511030553 has 2 divisors, whose sum is σ = 405511030554. Its totient is φ = 405511030552.

The previous prime is 405511030531. The next prime is 405511030559. The reversal of 405511030553 is 355030115504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 246937437184 + 158573593369 = 496928^2 + 398213^2 .

It is a cyclic number.

It is not a de Polignac number, because 405511030553 - 2¹⁰ = 405511029529 is a prime.

It is not a weakly prime, because it can be changed into another prime (405511030559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202755515276 + 202755515277.

It is an arithmetic number, because the mean of its divisors is an integer number (202755515277).

Almost surely, 2^405511030553 is an apocalyptic number.

It is an amenable number.

405511030553 is a deficient number, since it is larger than the sum of its proper divisors (1).

405511030553 is an equidigital number, since it uses as much as digits as its factorization.

405511030553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22500, while the sum is 32.

The spelling of 405511030553 in words is "four hundred five billion, five hundred eleven million, thirty thousand, five hundred fifty-three".