105344273 has 2 divisors, whose sum is σ = 105344274. Its totient is φ = 105344272.

The previous prime is 105344263. The next prime is 105344299. The reversal of 105344273 is 372443501.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102981904 + 2362369 = 10148^2 + 1537^2 .

It is an emirp because it is prime and its reverse (372443501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 105344273 - 2¹⁴ = 105327889 is a prime.

It is a super-2 number, since 2×105344273² = 22194831707797058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105344263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52672136 + 52672137.

It is an arithmetic number, because the mean of its divisors is an integer number (52672137).

Almost surely, 2^105344273 is an apocalyptic number.

It is an amenable number.

105344273 is a deficient number, since it is larger than the sum of its proper divisors (1).

105344273 is an equidigital number, since it uses as much as digits as its factorization.

105344273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 105344273 is about 10263.7358208403. The cubic root of 105344273 is about 472.2844465322.

Adding to 105344273 its reverse (372443501), we get a palindrome (477787774).

The spelling of 105344273 in words is "one hundred five million, three hundred forty-four thousand, two hundred seventy-three".