109090078 has 8 divisors (see below), whose sum is σ = 164615472. Its totient is φ = 54218256.

The previous prime is 109090063. The next prime is 109090099. The reversal of 109090078 is 870090901.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 162975 + ... + 163642.

It is an arithmetic number, because the mean of its divisors is an integer number (20576934).

Almost surely, 2^109090078 is an apocalyptic number.

109090078 is a deficient number, since it is larger than the sum of its proper divisors (55525394).

109090078 is a wasteful number, since it uses less digits than its factorization.

109090078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326786.

The product of its (nonzero) digits is 4536, while the sum is 34.

The square root of 109090078 is about 10444.6195718178. The cubic root of 109090078 is about 477.8171689214.

The spelling of 109090078 in words is "one hundred nine million, ninety thousand, seventy-eight".