10209099 has 8 divisors (see below), whose sum is σ = 14328640. Its totient is φ = 6447816.

The previous prime is 10209071. The next prime is 10209107. The reversal of 10209099 is 99090201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10209099 - 2⁷ = 10208971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10209029) 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, 89497 + ... + 89610.

It is an arithmetic number, because the mean of its divisors is an integer number (1791080).

Almost surely, 2^10209099 is an apocalyptic number.

10209099 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

10209099 is a deficient number, since it is larger than the sum of its proper divisors (4119541).

10209099 is a wasteful number, since it uses less digits than its factorization.

10209099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179129.

The product of its (nonzero) digits is 1458, while the sum is 30.

The square root of 10209099 is about 3195.1680706968. The cubic root of 10209099 is about 216.9347563773.

The spelling of 10209099 in words is "ten million, two hundred nine thousand, ninety-nine".