273288133 has 2 divisors, whose sum is σ = 273288134. Its totient is φ = 273288132.

The previous prime is 273288131. The next prime is 273288137. The reversal of 273288133 is 331882372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 227617569 + 45670564 = 15087^2 + 6758^2 .

It is a cyclic number.

It is not a de Polignac number, because 273288133 - 2¹ = 273288131 is a prime.

Together with 273288131, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 273288092 and 273288101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (273288131) 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 as a sum of consecutive naturals, namely, 136644066 + 136644067.

It is an arithmetic number, because the mean of its divisors is an integer number (136644067).

Almost surely, 2^273288133 is an apocalyptic number.

It is an amenable number.

273288133 is a deficient number, since it is larger than the sum of its proper divisors (1).

273288133 is an equidigital number, since it uses as much as digits as its factorization.

273288133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 37.

The square root of 273288133 is about 16531.4286436472. The cubic root of 273288133 is about 648.9435564788.

The spelling of 273288133 in words is "two hundred seventy-three million, two hundred eighty-eight thousand, one hundred thirty-three".