109006999 has 8 divisors (see below), whose sum is σ = 110244240. Its totient is φ = 107774016.

The previous prime is 109006993. The next prime is 109007023. The reversal of 109006999 is 999600901.

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 109006999 - 2³ = 109006991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109006991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101437 + ... + 102505.

It is an arithmetic number, because the mean of its divisors is an integer number (13780530).

Almost surely, 2^109006999 is an apocalyptic number.

109006999 is a deficient number, since it is larger than the sum of its proper divisors (1237241).

109006999 is a wasteful number, since it uses less digits than its factorization.

109006999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2129.

The product of its (nonzero) digits is 39366, while the sum is 43.

The square root of 109006999 is about 10440.6416948385. The cubic root of 109006999 is about 477.6958421099.

It can be divided in two parts, 10 and 9006999, that added together give a palindrome (9007009).

The spelling of 109006999 in words is "one hundred nine million, six thousand, nine hundred ninety-nine".