106738609 has 4 divisors (see below), whose sum is σ = 106765120. Its totient is φ = 106712100.

The previous prime is 106738603. The next prime is 106738613. The reversal of 106738609 is 906837601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 906837601 = 617 ⋅1469753.

It is a cyclic number.

It is not a de Polignac number, because 106738609 - 2⁹ = 106738097 is a prime.

It is a super-2 number, since 2×106738609² = 22786261302509762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106738603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5829 + ... + 15730.

It is an arithmetic number, because the mean of its divisors is an integer number (26691280).

Almost surely, 2^106738609 is an apocalyptic number.

It is an amenable number.

106738609 is a deficient number, since it is larger than the sum of its proper divisors (26511).

106738609 is an equidigital number, since it uses as much as digits as its factorization.

106738609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26510.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 106738609 is about 10331.4378960530. The cubic root of 106738609 is about 474.3590379720.

The spelling of 106738609 in words is "one hundred six million, seven hundred thirty-eight thousand, six hundred nine".