109459973 has 6 divisors (see below), whose sum is σ = 127331046. Its totient is φ = 93822792.

The previous prime is 109459963. The next prime is 109459997. The reversal of 109459973 is 379954901.

It can be written as a sum of positive squares in only one way, i.e., 95902849 + 13557124 = 9793^2 + 3682^2 .

It is not a de Polignac number, because 109459973 - 2²⁴ = 92682757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109459913) 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 5 ways as a sum of consecutive naturals, for example, 1116890 + ... + 1116987.

It is an arithmetic number, because the mean of its divisors is an integer number (21221841).

Almost surely, 2^109459973 is an apocalyptic number.

It is an amenable number.

109459973 is a deficient number, since it is larger than the sum of its proper divisors (17871073).

109459973 is an equidigital number, since it uses as much as digits as its factorization.

109459973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2233891 (or 2233884 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 47.

The square root of 109459973 is about 10462.3120293748. The cubic root of 109459973 is about 478.3566093505.

The spelling of 109459973 in words is "one hundred nine million, four hundred fifty-nine thousand, nine hundred seventy-three".