109149699 has 16 divisors (see below), whose sum is σ = 153809280. Its totient is φ = 68659200.

The previous prime is 109149659. The next prime is 109149701. The reversal of 109149699 is 996941901.

It is a de Polignac number, because none of the positive numbers 2^k-109149699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109149619) 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, 10924 + ... + 18374.

It is an arithmetic number, because the mean of its divisors is an integer number (9613080).

Almost surely, 2^109149699 is an apocalyptic number.

109149699 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

109149699 is a deficient number, since it is larger than the sum of its proper divisors (44659581).

109149699 is a wasteful number, since it uses less digits than its factorization.

109149699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7730.

The product of its (nonzero) digits is 157464, while the sum is 48.

The square root of 109149699 is about 10447.4733309064. The cubic root of 109149699 is about 477.9042002069.

The spelling of 109149699 in words is "one hundred nine million, one hundred forty-nine thousand, six hundred ninety-nine".