105365345 has 4 divisors (see below), whose sum is σ = 126438420. Its totient is φ = 84292272.

The previous prime is 105365329. The next prime is 105365363. The reversal of 105365345 is 543563501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17230801 + 88134544 = 4151^2 + 9388^2 .

It is a cyclic number.

It is not a de Polignac number, because 105365345 - 2⁴ = 105365329 is a prime.

It is a super-2 number, since 2×105365345² = 22203711853938050, which contains 22 as substring.

It is a nialpdrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10536530 + ... + 10536539.

It is an arithmetic number, because the mean of its divisors is an integer number (31609605).

Almost surely, 2^105365345 is an apocalyptic number.

It is an amenable number.

105365345 is a deficient number, since it is larger than the sum of its proper divisors (21073075).

105365345 is an equidigital number, since it uses as much as digits as its factorization.

105365345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21073074.

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 105365345 is about 10264.7622963223. The cubic root of 105365345 is about 472.3159347630.

The spelling of 105365345 in words is "one hundred five million, three hundred sixty-five thousand, three hundred forty-five".