105745418 has 8 divisors (see below), whose sum is σ = 158679300. Its totient is φ = 52852320.

The previous prime is 105745417. The next prime is 105745447. The reversal of 105745418 is 814547501.

It can be written as a sum of positive squares in 2 ways, for example, as 105740089 + 5329 = 10283^2 + 73^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×105745418² = 22364186855989448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105745417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2573 + ... + 14768.

Almost surely, 2^105745418 is an apocalyptic number.

105745418 is a deficient number, since it is larger than the sum of its proper divisors (52933882).

105745418 is a wasteful number, since it uses less digits than its factorization.

105745418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20392.

The product of its (nonzero) digits is 22400, while the sum is 35.

The square root of 105745418 is about 10283.2591137246. The cubic root of 105745418 is about 472.8831646494.

The spelling of 105745418 in words is "one hundred five million, seven hundred forty-five thousand, four hundred eighteen".