415205563 has 2 divisors, whose sum is σ = 415205564. Its totient is φ = 415205562.

The previous prime is 415205533. The next prime is 415205579. The reversal of 415205563 is 365502514.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-415205563 is a prime.

It is a super-2 number, since 2×415205563² = 344791319092293938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (415205513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207602781 + 207602782.

It is an arithmetic number, because the mean of its divisors is an integer number (207602782).

Almost surely, 2^415205563 is an apocalyptic number.

415205563 is a deficient number, since it is larger than the sum of its proper divisors (1).

415205563 is an equidigital number, since it uses as much as digits as its factorization.

415205563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 415205563 is about 20376.5935082388. The cubic root of 415205563 is about 746.0267290315.

The spelling of 415205563 in words is "four hundred fifteen million, two hundred five thousand, five hundred sixty-three".