109000273 has 4 divisors (see below), whose sum is σ = 109117540. Its totient is φ = 108883008.

The previous prime is 109000271. The next prime is 109000301. The reversal of 109000273 is 372000901.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 58476609 + 50523664 = 7647^2 + 7108^2 .

It is a cyclic number.

It is not a de Polignac number, because 109000273 - 2¹ = 109000271 is a prime.

It is a Duffinian number.

109000273 is a modest number, since divided by 273 gives 109 as remainder.

It is not an unprimeable number, because it can be changed into a prime (109000271) 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, 57228 + ... + 59101.

It is an arithmetic number, because the mean of its divisors is an integer number (27279385).

Almost surely, 2^109000273 is an apocalyptic number.

It is an amenable number.

109000273 is a deficient number, since it is larger than the sum of its proper divisors (117267).

109000273 is an equidigital number, since it uses as much as digits as its factorization.

109000273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117266.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 109000273 is about 10440.3195832312. The cubic root of 109000273 is about 477.6860169049.

The spelling of 109000273 in words is "one hundred nine million, two hundred seventy-three", and thus it is an aban number.