273113940312409 has 4 divisors (see below), whose sum is σ = 312130217499904. Its totient is φ = 234097663124916.

The previous prime is 273113940312407. The next prime is 273113940312491. The reversal of 273113940312409 is 904213049311372.

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 a cyclic number.

It is not a de Polignac number, because 273113940312409 - 2¹ = 273113940312407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (273113940312407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19508138593737 + ... + 19508138593750.

It is an arithmetic number, because the mean of its divisors is an integer number (78032554374976).

Almost surely, 2^{273113940312409} is an apocalyptic number.

It is an amenable number.

273113940312409 is a deficient number, since it is larger than the sum of its proper divisors (39016277187495).

273113940312409 is an equidigital number, since it uses as much as digits as its factorization.

273113940312409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39016277187494.

The product of its (nonzero) digits is 979776, while the sum is 49.

The spelling of 273113940312409 in words is "two hundred seventy-three trillion, one hundred thirteen billion, nine hundred forty million, three hundred twelve thousand, four hundred nine".