105907155 has 16 divisors (see below), whose sum is σ = 169593504. Its totient is φ = 56436480.

The previous prime is 105907147. The next prime is 105907169. The reversal of 105907155 is 551709501.

It is not a de Polignac number, because 105907155 - 2³ = 105907147 is a prime.

It is a super-2 number, since 2×105907155² = 22432650960388050, which contains 22 as substring.

It is an unprimeable number.

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, 22725 + ... + 26985.

It is an arithmetic number, because the mean of its divisors is an integer number (10599594).

Almost surely, 2^105907155 is an apocalyptic number.

105907155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

105907155 is a deficient number, since it is larger than the sum of its proper divisors (63686349).

105907155 is a wasteful number, since it uses less digits than its factorization.

105907155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5926.

The product of its (nonzero) digits is 7875, while the sum is 33.

The square root of 105907155 is about 10291.1202014164. The cubic root of 105907155 is about 473.1241325188.

The spelling of 105907155 in words is "one hundred five million, nine hundred seven thousand, one hundred fifty-five".