472904111 has 2 divisors, whose sum is σ = 472904112. Its totient is φ = 472904110.

The previous prime is 472904099. The next prime is 472904143. The reversal of 472904111 is 111409274.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-472904111 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472904161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236452055 + 236452056.

It is an arithmetic number, because the mean of its divisors is an integer number (236452056).

Almost surely, 2^472904111 is an apocalyptic number.

472904111 is a deficient number, since it is larger than the sum of its proper divisors (1).

472904111 is an equidigital number, since it uses as much as digits as its factorization.

472904111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 472904111 is about 21746.3585687351. The cubic root of 472904111 is about 779.0960989874.

The spelling of 472904111 in words is "four hundred seventy-two million, nine hundred four thousand, one hundred eleven".