109599020 has 12 divisors (see below), whose sum is σ = 230157984. Its totient is φ = 43839600.

The previous prime is 109599013. The next prime is 109599023. The reversal of 109599020 is 20995901.

It is not an unprimeable number, because it can be changed into a prime (109599023) 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 3 ways as a sum of consecutive naturals, for example, 2739956 + ... + 2739995.

It is an arithmetic number, because the mean of its divisors is an integer number (19179832).

Almost surely, 2^109599020 is an apocalyptic number.

109599020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109599020 is an abundant number, since it is smaller than the sum of its proper divisors (120558964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109599020 is a wasteful number, since it uses less digits than its factorization.

109599020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5479960 (or 5479958 counting only the distinct ones).

The product of its (nonzero) digits is 7290, while the sum is 35.

The square root of 109599020 is about 10468.9550576932. The cubic root of 109599020 is about 478.5590757719.

The spelling of 109599020 in words is "one hundred nine million, five hundred ninety-nine thousand, twenty".