106106521 has 8 divisors (see below), whose sum is σ = 114292224. Its totient is φ = 98218560.

The previous prime is 106106501. The next prime is 106106531. The reversal of 106106521 is 125601601.

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 106106521 - 2⁵ = 106106489 is a prime.

It is a super-2 number, since 2×106106521² = 22517187597446882, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106106492 and 106106501.

It is not an unprimeable number, because it can be changed into a prime (106106501) 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, 73696 + ... + 75121.

It is an arithmetic number, because the mean of its divisors is an integer number (14286528).

Almost surely, 2^106106521 is an apocalyptic number.

It is an amenable number.

106106521 is a deficient number, since it is larger than the sum of its proper divisors (8185703).

106106521 is a wasteful number, since it uses less digits than its factorization.

106106521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148871.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 106106521 is about 10300.8019590710. The cubic root of 106106521 is about 473.4208255358.

The spelling of 106106521 in words is "one hundred six million, one hundred six thousand, five hundred twenty-one".