106635553 has 8 divisors (see below), whose sum is σ = 108310248. Its totient is φ = 104966784.

The previous prime is 106635541. The next prime is 106635563. The reversal of 106635553 is 355536601.

It can be written as a sum of positive squares in 4 ways, for example, as 19642624 + 86992929 = 4432^2 + 9327^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106635553 is a prime.

It is a super-2 number, since 2×106635553² = 22742282327231618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106635563) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 46551 + ... + 48787.

It is an arithmetic number, because the mean of its divisors is an integer number (13538781).

Almost surely, 2^106635553 is an apocalyptic number.

It is an amenable number.

106635553 is a deficient number, since it is larger than the sum of its proper divisors (1674695).

106635553 is an equidigital number, since it uses as much as digits as its factorization.

106635553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2963.

The product of its (nonzero) digits is 40500, while the sum is 34.

The square root of 106635553 is about 10326.4491961177. The cubic root of 106635553 is about 474.2063244509.

The spelling of 106635553 in words is "one hundred six million, six hundred thirty-five thousand, five hundred fifty-three".