109206355 has 8 divisors (see below), whose sum is σ = 131406912. Its totient is φ = 87125568.

The previous prime is 109206353. The next prime is 109206379. The reversal of 109206355 is 553602901.

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 109206355 - 2¹ = 109206353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109206353) 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 7 ways as a sum of consecutive naturals, for example, 27922 + ... + 31591.

It is an arithmetic number, because the mean of its divisors is an integer number (16425864).

Almost surely, 2^109206355 is an apocalyptic number.

109206355 is a deficient number, since it is larger than the sum of its proper divisors (22200557).

109206355 is an equidigital number, since it uses as much as digits as its factorization.

109206355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59885.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 109206355 is about 10450.1844481330. The cubic root of 109206355 is about 477.9868739940.

It can be divided in two parts, 109206 and 355, that added together give a square (109561 = 331²).

The spelling of 109206355 in words is "one hundred nine million, two hundred six thousand, three hundred fifty-five".