918493343 has 2 divisors, whose sum is σ = 918493344. Its totient is φ = 918493342.

The previous prime is 918493309. The next prime is 918493349. The reversal of 918493343 is 343394819.

It is a strong prime.

It is an emirp because it is prime and its reverse (343394819) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 918493343 - 2¹⁸ = 918231199 is a prime.

It is a super-2 number, since 2×918493343² = 1687260042270631298, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 918493294 and 918493303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (918493349) 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, 459246671 + 459246672.

It is an arithmetic number, because the mean of its divisors is an integer number (459246672).

Almost surely, 2^918493343 is an apocalyptic number.

918493343 is a deficient number, since it is larger than the sum of its proper divisors (1).

918493343 is an equidigital number, since it uses as much as digits as its factorization.

918493343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 279936, while the sum is 44.

The square root of 918493343 is about 30306.6550942198. The cubic root of 918493343 is about 972.0576094014.

The spelling of 918493343 in words is "nine hundred eighteen million, four hundred ninety-three thousand, three hundred forty-three".