405030463 has 2 divisors, whose sum is σ = 405030464. Its totient is φ = 405030462.

The previous prime is 405030427. The next prime is 405030481. The reversal of 405030463 is 364030504.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-405030463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (405030403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202515231 + 202515232.

It is an arithmetic number, because the mean of its divisors is an integer number (202515232).

Almost surely, 2^405030463 is an apocalyptic number.

405030463 is a deficient number, since it is larger than the sum of its proper divisors (1).

405030463 is an equidigital number, since it uses as much as digits as its factorization.

405030463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 405030463 is about 20125.3686425864. The cubic root of 405030463 is about 739.8821720115.

Adding to 405030463 its reverse (364030504), we get a palindrome (769060967).

The spelling of 405030463 in words is "four hundred five million, thirty thousand, four hundred sixty-three".