4123597209 has 16 divisors (see below), whose sum is σ = 5656652352. Its totient is φ = 2670928128.

The previous prime is 4123597183. The next prime is 4123597249. The reversal of 4123597209 is 9027953214.

It is not a de Polignac number, because 4123597209 - 2⁷ = 4123597081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4123597249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125844 + ... + 155189.

It is an arithmetic number, because the mean of its divisors is an integer number (353540772).

Almost surely, 2^4123597209 is an apocalyptic number.

It is an amenable number.

4123597209 is a deficient number, since it is larger than the sum of its proper divisors (1533055143).

4123597209 is a wasteful number, since it uses less digits than its factorization.

4123597209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281176.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 4123597209 is about 64215.2412515907. The cubic root of 4123597209 is about 1603.5853463944.

The spelling of 4123597209 in words is "four billion, one hundred twenty-three million, five hundred ninety-seven thousand, two hundred nine".