273379993 has 2 divisors, whose sum is σ = 273379994. Its totient is φ = 273379992.

The previous prime is 273379991. The next prime is 273380017. The reversal of 273379993 is 399973372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 273174784 + 205209 = 16528^2 + 453^2 .

It is a cyclic number.

It is not a de Polignac number, because 273379993 - 2¹ = 273379991 is a prime.

Together with 273379991, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 273379993.

It is not a weakly prime, because it can be changed into another prime (273379991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136689996 + 136689997.

It is an arithmetic number, because the mean of its divisors is an integer number (136689997).

Almost surely, 2^273379993 is an apocalyptic number.

It is an amenable number.

273379993 is a deficient number, since it is larger than the sum of its proper divisors (1).

273379993 is an equidigital number, since it uses as much as digits as its factorization.

273379993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1928934, while the sum is 52.

The square root of 273379993 is about 16534.2067544833. The cubic root of 273379993 is about 649.0162578637.

The spelling of 273379993 in words is "two hundred seventy-three million, three hundred seventy-nine thousand, nine hundred ninety-three".