109090469 has 8 divisors (see below), whose sum is σ = 112281120. Its totient is φ = 105944656.

The previous prime is 109090451. The next prime is 109090477. The reversal of 109090469 is 964090901.

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 109090469 - 2¹⁶ = 109024933 is a prime.

It is a super-2 number, since 2×109090469² = 23801460853279922, 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 (109090169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6242 + ... + 16035.

It is an arithmetic number, because the mean of its divisors is an integer number (14035140).

Almost surely, 2^109090469 is an apocalyptic number.

It is an amenable number.

109090469 is a deficient number, since it is larger than the sum of its proper divisors (3190651).

109090469 is an equidigital number, since it uses as much as digits as its factorization.

109090469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22419.

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 109090469 is about 10444.6382895723. The cubic root of 109090469 is about 477.8177397838.

The spelling of 109090469 in words is "one hundred nine million, ninety thousand, four hundred sixty-nine".