105030555 has 16 divisors (see below), whose sum is σ = 192056064. Its totient is φ = 48013920.

The previous prime is 105030521. The next prime is 105030589. The reversal of 105030555 is 555030501.

It is an interprime number because it is at equal distance from previous prime (105030521) and next prime (105030589).

It is not a de Polignac number, because 105030555 - 2⁶ = 105030491 is a prime.

It is a super-2 number, since 2×105030555² = 22062834967216050, which contains 22 as substring.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 500041 + ... + 500250.

It is an arithmetic number, because the mean of its divisors is an integer number (12003504).

Almost surely, 2^105030555 is an apocalyptic number.

105030555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

105030555 is a deficient number, since it is larger than the sum of its proper divisors (87025509).

105030555 is a wasteful number, since it uses less digits than its factorization.

105030555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000306.

The product of its (nonzero) digits is 1875, while the sum is 24.

The square root of 105030555 is about 10248.4415888466. The cubic root of 105030555 is about 471.8151552251.

It can be divided in two parts, 1050305 and 55, that multiplied together give a palindrome (57766775).

The spelling of 105030555 in words is "one hundred five million, thirty thousand, five hundred fifty-five".