494392111 has 2 divisors, whose sum is σ = 494392112. Its totient is φ = 494392110.

The previous prime is 494392057. The next prime is 494392117. The reversal of 494392111 is 111293494.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 494392111 - 2¹¹ = 494390063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494392117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247196055 + 247196056.

It is an arithmetic number, because the mean of its divisors is an integer number (247196056).

Almost surely, 2^494392111 is an apocalyptic number.

494392111 is a deficient number, since it is larger than the sum of its proper divisors (1).

494392111 is an equidigital number, since it uses as much as digits as its factorization.

494392111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 34.

The square root of 494392111 is about 22234.9299751540. The cubic root of 494392111 is about 790.7220397609.

The spelling of 494392111 in words is "four hundred ninety-four million, three hundred ninety-two thousand, one hundred eleven".