405442432103 has 2 divisors, whose sum is σ = 405442432104. Its totient is φ = 405442432102.

The previous prime is 405442432013. The next prime is 405442432133. The reversal of 405442432103 is 301234244504.

Together with previous prime (405442432013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 405442432103 - 2⁸ = 405442431847 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 405442432103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (405442432133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202721216051 + 202721216052.

It is an arithmetic number, because the mean of its divisors is an integer number (202721216052).

Almost surely, 2^405442432103 is an apocalyptic number.

405442432103 is a deficient number, since it is larger than the sum of its proper divisors (1).

405442432103 is an equidigital number, since it uses as much as digits as its factorization.

405442432103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 405442432103 its reverse (301234244504), we get a palindrome (706676676607).

The spelling of 405442432103 in words is "four hundred five billion, four hundred forty-two million, four hundred thirty-two thousand, one hundred three".