109635087 has 4 divisors (see below), whose sum is σ = 146180120. Its totient is φ = 73090056.

The previous prime is 109635083. The next prime is 109635103. The reversal of 109635087 is 780536901.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 109635087 - 2² = 109635083 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109635083) 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, 18272512 + ... + 18272517.

It is an arithmetic number, because the mean of its divisors is an integer number (36545030).

Almost surely, 2^109635087 is an apocalyptic number.

109635087 is a deficient number, since it is larger than the sum of its proper divisors (36545033).

109635087 is an equidigital number, since it uses as much as digits as its factorization.

109635087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36545032.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 109635087 is about 10470.6774852442. The cubic root of 109635087 is about 478.6115649797.

The spelling of 109635087 in words is "one hundred nine million, six hundred thirty-five thousand, eighty-seven".