105273155 has 16 divisors (see below), whose sum is σ = 136403904. Its totient is φ = 77535360.

The previous prime is 105273151. The next prime is 105273193. The reversal of 105273155 is 551372501.

It is a happy number.

It is not a de Polignac number, because 105273155 - 2² = 105273151 is a prime.

It is a super-2 number, since 2×105273155² = 22164874327308050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105273151) 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 in 15 ways as a sum of consecutive naturals, for example, 25442 + ... + 29288.

It is an arithmetic number, because the mean of its divisors is an integer number (8525244).

Almost surely, 2^105273155 is an apocalyptic number.

105273155 is a deficient number, since it is larger than the sum of its proper divisors (31130749).

105273155 is a wasteful number, since it uses less digits than its factorization.

105273155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4286.

The product of its (nonzero) digits is 5250, while the sum is 29.

The square root of 105273155 is about 10260.2707079297. The cubic root of 105273155 is about 472.1781427419.

The spelling of 105273155 in words is "one hundred five million, two hundred seventy-three thousand, one hundred fifty-five".