109802073 has 4 divisors (see below), whose sum is σ = 146402768. Its totient is φ = 73201380.

The previous prime is 109802071. The next prime is 109802089. The reversal of 109802073 is 370208901.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 109802073 - 2¹ = 109802071 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 109802073.

It is not an unprimeable number, because it can be changed into a prime (109802071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18300343 + ... + 18300348.

It is an arithmetic number, because the mean of its divisors is an integer number (36600692).

Almost surely, 2^109802073 is an apocalyptic number.

It is an amenable number.

109802073 is a deficient number, since it is larger than the sum of its proper divisors (36600695).

109802073 is an equidigital number, since it uses as much as digits as its factorization.

109802073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36600694.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 109802073 is about 10478.6484338392. The cubic root of 109802073 is about 478.8544339704.

The spelling of 109802073 in words is "one hundred nine million, eight hundred two thousand, seventy-three".