106158009 has 16 divisors (see below), whose sum is σ = 146704320. Its totient is φ = 68201280.

The previous prime is 106157999. The next prime is 106158011. The reversal of 106158009 is 900851601.

It is a happy number.

It is not a de Polignac number, because 106158009 - 2⁵ = 106157977 is a prime.

It is a super-2 number, since 2×106158009² = 22539045749688162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106158209) 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 15 ways as a sum of consecutive naturals, for example, 68574 + ... + 70104.

It is an arithmetic number, because the mean of its divisors is an integer number (9169020).

Almost surely, 2^106158009 is an apocalyptic number.

It is an amenable number.

106158009 is a deficient number, since it is larger than the sum of its proper divisors (40546311).

106158009 is a wasteful number, since it uses less digits than its factorization.

106158009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2360.

The product of its (nonzero) digits is 2160, while the sum is 30.

The square root of 106158009 is about 10303.3008788446. The cubic root of 106158009 is about 473.4973886901.

The spelling of 106158009 in words is "one hundred six million, one hundred fifty-eight thousand, nine".