106510521 has 16 divisors (see below), whose sum is σ = 153498240. Its totient is φ = 65304960.

The previous prime is 106510511. The next prime is 106510583. The reversal of 106510521 is 125015601.

It is not a de Polignac number, because 106510521 - 2⁵ = 106510489 is a prime.

It is a super-2 number, since 2×106510521² = 22688982167382882, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (106510501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6100 + ... + 15818.

It is an arithmetic number, because the mean of its divisors is an integer number (9593640).

Almost surely, 2^106510521 is an apocalyptic number.

It is an amenable number.

106510521 is a deficient number, since it is larger than the sum of its proper divisors (46987719).

106510521 is a wasteful number, since it uses less digits than its factorization.

106510521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10016.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 106510521 is about 10320.3934518021. The cubic root of 106510521 is about 474.0209136387.

The spelling of 106510521 in words is "one hundred six million, five hundred ten thousand, five hundred twenty-one".