105366855 has 16 divisors (see below), whose sum is σ = 183913344. Its totient is φ = 51086880.

The previous prime is 105366853. The next prime is 105366871. The reversal of 105366855 is 558663501.

It is not a de Polignac number, because 105366855 - 2¹ = 105366853 is a prime.

It is a super-2 number, since 2×105366855² = 22204348265182050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105366853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 319129 + ... + 319458.

It is an arithmetic number, because the mean of its divisors is an integer number (11494584).

Almost surely, 2^105366855 is an apocalyptic number.

105366855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

105366855 is a deficient number, since it is larger than the sum of its proper divisors (78546489).

105366855 is a wasteful number, since it uses less digits than its factorization.

105366855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638606.

The product of its (nonzero) digits is 108000, while the sum is 39.

The square root of 105366855 is about 10264.8358486631. The cubic root of 105366855 is about 472.3181910193.

It can be divided in two parts, 10536 and 6855, that added together give a triangular number (17391 = T₁₈₆).

The spelling of 105366855 in words is "one hundred five million, three hundred sixty-six thousand, eight hundred fifty-five".