273764969 has 2 divisors, whose sum is σ = 273764970. Its totient is φ = 273764968.

The previous prime is 273764921. The next prime is 273764971. The reversal of 273764969 is 969467372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270109225 + 3655744 = 16435^2 + 1912^2 .

It is a cyclic number.

It is not a de Polignac number, because 273764969 - 2⁸ = 273764713 is a prime.

It is a super-2 number, since 2×273764969² = 149894516503141922, which contains 22 as substring.

Together with 273764971, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 273764969.

It is not a weakly prime, because it can be changed into another prime (273704969) 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, 136882484 + 136882485.

It is an arithmetic number, because the mean of its divisors is an integer number (136882485).

Almost surely, 2^273764969 is an apocalyptic number.

It is an amenable number.

273764969 is a deficient number, since it is larger than the sum of its proper divisors (1).

273764969 is an equidigital number, since it uses as much as digits as its factorization.

273764969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3429216, while the sum is 53.

The square root of 273764969 is about 16545.8444631877. The cubic root of 273764969 is about 649.3207650186.

The spelling of 273764969 in words is "two hundred seventy-three million, seven hundred sixty-four thousand, nine hundred sixty-nine".