106505655 has 8 divisors (see below), whose sum is σ = 170409072. Its totient is φ = 56803008.

The previous prime is 106505653. The next prime is 106505657. The reversal of 106505655 is 556505601.

It is an interprime number because it is at equal distance from previous prime (106505653) and next prime (106505657).

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

It is not a de Polignac number, because 106505655 - 2¹ = 106505653 is a prime.

It is a super-2 number, since 2×106505655² = 22686909093958050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106505653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3550174 + ... + 3550203.

It is an arithmetic number, because the mean of its divisors is an integer number (21301134).

Almost surely, 2^106505655 is an apocalyptic number.

106505655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

106505655 is a deficient number, since it is larger than the sum of its proper divisors (63903417).

106505655 is an equidigital number, since it uses as much as digits as its factorization.

106505655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7100385.

The product of its (nonzero) digits is 22500, while the sum is 33.

The square root of 106505655 is about 10320.1577022834. The cubic root of 106505655 is about 474.0136948811.

The spelling of 106505655 in words is "one hundred six million, five hundred five thousand, six hundred fifty-five".