494711111 has 2 divisors, whose sum is σ = 494711112. Its totient is φ = 494711110.

The previous prime is 494711099. The next prime is 494711149. The reversal of 494711111 is 111117494.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 494711111 - 2¹⁴ = 494694727 is a prime.

494711111 is a modest number, since divided by 11111 gives 4947 as remainder.

It is equal to p_26091704 and since 494711111 and 26091704 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494711171) 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, 247355555 + 247355556.

It is an arithmetic number, because the mean of its divisors is an integer number (247355556).

Almost surely, 2^494711111 is an apocalyptic number.

494711111 is a deficient number, since it is larger than the sum of its proper divisors (1).

494711111 is an equidigital number, since it uses as much as digits as its factorization.

494711111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 29.

The square root of 494711111 is about 22242.1022162924. The cubic root of 494711111 is about 790.8920708577.

The spelling of 494711111 in words is "four hundred ninety-four million, seven hundred eleven thousand, one hundred eleven".