109999790 has 8 divisors (see below), whose sum is σ = 197999640. Its totient is φ = 43999912.

The previous prime is 109999789. The next prime is 109999829. The reversal of 109999790 is 97999901.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5499980 + ... + 5499999.

It is an arithmetic number, because the mean of its divisors is an integer number (24749955).

Almost surely, 2^109999790 is an apocalyptic number.

109999790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109999790 is a deficient number, since it is larger than the sum of its proper divisors (87999850).

109999790 is a wasteful number, since it uses less digits than its factorization.

109999790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10999986.

The product of its (nonzero) digits is 413343, while the sum is 53.

The square root of 109999790 is about 10488.0784703396. The cubic root of 109999790 is about 479.1416807975.

The spelling of 109999790 in words is "one hundred nine million, nine hundred ninety-nine thousand, seven hundred ninety".