42341124209 has 4 divisors (see below), whose sum is σ = 42341692020. Its totient is φ = 42340556400.

The previous prime is 42341124197. The next prime is 42341124211. The reversal of 42341124209 is 90242114324.

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 8227034209 + 34114090000 = 90703^2 + 184700^2 .

It is a cyclic number.

It is not a de Polignac number, because 42341124209 - 2²⁰ = 42340075633 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42341124299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151454 + ... + 328055.

It is an arithmetic number, because the mean of its divisors is an integer number (10585423005).

Almost surely, 2^42341124209 is an apocalyptic number.

It is an amenable number.

42341124209 is a deficient number, since it is larger than the sum of its proper divisors (567811).

42341124209 is an equidigital number, since it uses as much as digits as its factorization.

42341124209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567810.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 42341124209 in words is "forty-two billion, three hundred forty-one million, one hundred twenty-four thousand, two hundred nine".