273913 has 2 divisors, whose sum is σ = 273914. Its totient is φ = 273912.

The previous prime is 273901. The next prime is 273919. The reversal of 273913 is 319372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 190969 + 82944 = 437^2 + 288^2 .

It is a cyclic number.

It is not a de Polignac number, because 273913 - 2⁵ = 273881 is a prime.

It is not a weakly prime, because it can be changed into another prime (273919) 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, 136956 + 136957.

It is an arithmetic number, because the mean of its divisors is an integer number (136957).

2²⁷³⁹¹³ is an apocalyptic number.

It is an amenable number.

273913 is a deficient number, since it is larger than the sum of its proper divisors (1).

273913 is an equidigital number, since it uses as much as digits as its factorization.

273913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1134, while the sum is 25.

The square root of 273913 is about 523.3669840561. The cubic root of 273913 is about 64.9437778142.

The spelling of 273913 in words is "two hundred seventy-three thousand, nine hundred thirteen".