106551211 has 4 divisors (see below), whose sum is σ = 114747472. Its totient is φ = 98354952.

The previous prime is 106551199. The next prime is 106551271. The reversal of 106551211 is 112155601.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 106551211 - 2⁹ = 106550699 is a prime.

It is a super-2 number, since 2×106551211² = 22706321131133042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106551271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4098111 + ... + 4098136.

It is an arithmetic number, because the mean of its divisors is an integer number (28686868).

Almost surely, 2^106551211 is an apocalyptic number.

106551211 is a deficient number, since it is larger than the sum of its proper divisors (8196261).

106551211 is an equidigital number, since it uses as much as digits as its factorization.

106551211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8196260.

The product of its (nonzero) digits is 300, while the sum is 22.

The square root of 106551211 is about 10322.3646031324. The cubic root of 106551211 is about 474.0812690387.

The spelling of 106551211 in words is "one hundred six million, five hundred fifty-one thousand, two hundred eleven".