494321111 has 4 divisors (see below), whose sum is σ = 494395224. Its totient is φ = 494247000.

The previous prime is 494321063. The next prime is 494321123. The reversal of 494321111 is 111123494.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111123494 = 2 ⋅55561747.

It is a cyclic number.

It is not a de Polignac number, because 494321111 - 2²² = 490126807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494321141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25940 + ... + 40761.

It is an arithmetic number, because the mean of its divisors is an integer number (123598806).

Almost surely, 2^494321111 is an apocalyptic number.

494321111 is a deficient number, since it is larger than the sum of its proper divisors (74113).

494321111 is an equidigital number, since it uses as much as digits as its factorization.

494321111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74112.

The product of its digits is 864, while the sum is 26.

The square root of 494321111 is about 22233.3333308346. Note that the first 5 decimals coincide. The cubic root of 494321111 is about 790.6841858987.

The spelling of 494321111 in words is "four hundred ninety-four million, three hundred twenty-one thousand, one hundred eleven".