405412023223 has 2 divisors, whose sum is σ = 405412023224. Its totient is φ = 405412023222.

The previous prime is 405412023197. The next prime is 405412023227. The reversal of 405412023223 is 322320214504.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-405412023223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 405412023191 and 405412023200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (405412023227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202706011611 + 202706011612.

It is an arithmetic number, because the mean of its divisors is an integer number (202706011612).

Almost surely, 2^405412023223 is an apocalyptic number.

405412023223 is a deficient number, since it is larger than the sum of its proper divisors (1).

405412023223 is an equidigital number, since it uses as much as digits as its factorization.

405412023223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 405412023223 its reverse (322320214504), we get a palindrome (727732237727).

The spelling of 405412023223 in words is "four hundred five billion, four hundred twelve million, twenty-three thousand, two hundred twenty-three".