105012355 has 16 divisors (see below), whose sum is σ = 144446400. Its totient is φ = 71793792.

The previous prime is 105012353. The next prime is 105012367. The reversal of 105012355 is 553210501.

It is not a de Polignac number, because 105012355 - 2¹ = 105012353 is a prime.

It is a super-2 number, since 2×105012355² = 22055189405292050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105012353) 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 15 ways as a sum of consecutive naturals, for example, 7917 + ... + 16513.

It is an arithmetic number, because the mean of its divisors is an integer number (9027900).

Almost surely, 2^105012355 is an apocalyptic number.

105012355 is a deficient number, since it is larger than the sum of its proper divisors (39434045).

105012355 is an equidigital number, since it uses as much as digits as its factorization.

105012355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8958.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 105012355 is about 10247.5536104965. The cubic root of 105012355 is about 471.7879011501.

Adding to 105012355 its reverse (553210501), we get a palindrome (658222856).

The spelling of 105012355 in words is "one hundred five million, twelve thousand, three hundred fifty-five".