415304947 has 2 divisors, whose sum is σ = 415304948. Its totient is φ = 415304946.

The previous prime is 415304941. The next prime is 415304999. The reversal of 415304947 is 749403514.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 415304947 - 2⁷ = 415304819 is a prime.

It is not a weakly prime, because it can be changed into another prime (415304941) 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, 207652473 + 207652474.

It is an arithmetic number, because the mean of its divisors is an integer number (207652474).

Almost surely, 2^415304947 is an apocalyptic number.

415304947 is a deficient number, since it is larger than the sum of its proper divisors (1).

415304947 is an equidigital number, since it uses as much as digits as its factorization.

415304947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 415304947 is about 20379.0320427640. The cubic root of 415304947 is about 746.0862475063.

The spelling of 415304947 in words is "four hundred fifteen million, three hundred four thousand, nine hundred forty-seven".