405051023203 has 2 divisors, whose sum is σ = 405051023204. Its totient is φ = 405051023202.

The previous prime is 405051023137. The next prime is 405051023239. The reversal of 405051023203 is 302320150504.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 405051023203 - 2¹⁷ = 405050892131 is a prime.

It is not a weakly prime, because it can be changed into another prime (405051063203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202525511601 + 202525511602.

It is an arithmetic number, because the mean of its divisors is an integer number (202525511602).

Almost surely, 2^405051023203 is an apocalyptic number.

405051023203 is a deficient number, since it is larger than the sum of its proper divisors (1).

405051023203 is an equidigital number, since it uses as much as digits as its factorization.

405051023203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 405051023203 its reverse (302320150504), we get a palindrome (707371173707).

The spelling of 405051023203 in words is "four hundred five billion, fifty-one million, twenty-three thousand, two hundred three".