474009911 has 2 divisors, whose sum is σ = 474009912. Its totient is φ = 474009910.

The previous prime is 474009839. The next prime is 474009919. The reversal of 474009911 is 119900474.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-474009911 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (474009919) 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, 237004955 + 237004956.

It is an arithmetic number, because the mean of its divisors is an integer number (237004956).

Almost surely, 2^474009911 is an apocalyptic number.

474009911 is a deficient number, since it is larger than the sum of its proper divisors (1).

474009911 is an equidigital number, since it uses as much as digits as its factorization.

474009911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 474009911 is about 21771.7686695408. The cubic root of 474009911 is about 779.7028843175.

The spelling of 474009911 in words is "four hundred seventy-four million, nine thousand, nine hundred eleven".