105617255 has 8 divisors (see below), whose sum is σ = 126933072. Its totient is φ = 84365568.

The previous prime is 105617249. The next prime is 105617261. The reversal of 105617255 is 552716501.

It is an interprime number because it is at equal distance from previous prime (105617249) and next prime (105617261).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 105617255 - 2⁶ = 105617191 is a prime.

It is a super-2 number, since 2×105617255² = 22310009107470050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12329 + ... + 19058.

It is an arithmetic number, because the mean of its divisors is an integer number (15866634).

Almost surely, 2^105617255 is an apocalyptic number.

105617255 is a deficient number, since it is larger than the sum of its proper divisors (21315817).

105617255 is an equidigital number, since it uses as much as digits as its factorization.

105617255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32065.

The product of its (nonzero) digits is 10500, while the sum is 32.

The square root of 105617255 is about 10277.0255910940. The cubic root of 105617255 is about 472.6920432831.

The spelling of 105617255 in words is "one hundred five million, six hundred seventeen thousand, two hundred fifty-five".