106729999 has 4 divisors (see below), whose sum is σ = 109212136. Its totient is φ = 104247864.

The previous prime is 106729981. The next prime is 106730009. The reversal of 106729999 is 999927601.

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 106729999 - 2⁵ = 106729967 is a prime.

It is a super-2 number, since 2×106729999² = 22782585373080002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106729979) 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 3 ways as a sum of consecutive naturals, for example, 1241004 + ... + 1241089.

It is an arithmetic number, because the mean of its divisors is an integer number (27303034).

Almost surely, 2^106729999 is an apocalyptic number.

106729999 is a deficient number, since it is larger than the sum of its proper divisors (2482137).

106729999 is an equidigital number, since it uses as much as digits as its factorization.

106729999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2482136.

The product of its (nonzero) digits is 551124, while the sum is 52.

The square root of 106729999 is about 10331.0211983134. The cubic root of 106729999 is about 474.3462830086.

The spelling of 106729999 in words is "one hundred six million, seven hundred twenty-nine thousand, nine hundred ninety-nine".