109920603 has 16 divisors (see below), whose sum is σ = 158116896. Its totient is φ = 67522560.

The previous prime is 109920593. The next prime is 109920647. The reversal of 109920603 is 306029901.

It is not a de Polignac number, because 109920603 - 2⁵ = 109920571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109920653) 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 15 ways as a sum of consecutive naturals, for example, 22801 + ... + 27197.

It is an arithmetic number, because the mean of its divisors is an integer number (9882306).

Almost surely, 2^109920603 is an apocalyptic number.

109920603 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

109920603 is a deficient number, since it is larger than the sum of its proper divisors (48196293).

109920603 is a wasteful number, since it uses less digits than its factorization.

109920603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5054.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 109920603 is about 10484.3026949817. The cubic root of 109920603 is about 479.0266778493.

The spelling of 109920603 in words is "one hundred nine million, nine hundred twenty thousand, six hundred three".