273279063121 has 3 divisors (see below), whose sum is σ = 273279585883. Its totient is φ = 273278540360.

The previous prime is 273279063089. The next prime is 273279063143. The reversal of 273279063121 is 121360972372.

The square root of 273279063121 is 522761.

It is a perfect power (a square), and thus also a powerful number.

273279063121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 209067503121 + 64211560000 = 457239^2 + 253400^2 .

It is not a de Polignac number, because 273279063121 - 2⁵ = 273279063089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (273279063151) 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 2 ways as a sum of consecutive naturals, for example, 261381 + ... + 784141.

Almost surely, 2^273279063121 is an apocalyptic number.

273279063121 is the 522761-st square number.

273279063121 is the 261381-st centered octagonal number.

It is an amenable number.

273279063121 is a deficient number, since it is larger than the sum of its proper divisors (522762).

273279063121 is an frugal number, since it uses more digits than its factorization.

273279063121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045522 (or 522761 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 43.

The spelling of 273279063121 in words is "two hundred seventy-three billion, two hundred seventy-nine million, sixty-three thousand, one hundred twenty-one".