273135769 has 2 divisors, whose sum is σ = 273135770. Its totient is φ = 273135768.

The previous prime is 273135767. The next prime is 273135791. The reversal of 273135769 is 967531372.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 254817369 + 18318400 = 15963^2 + 4280^2 .

It is a cyclic number.

It is not a de Polignac number, because 273135769 - 2¹ = 273135767 is a prime.

It is a super-2 number, since 2×273135769² = 149206296614442722, which contains 22 as substring.

Together with 273135767, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (273135767) 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, 136567884 + 136567885.

It is an arithmetic number, because the mean of its divisors is an integer number (136567885).

Almost surely, 2^273135769 is an apocalyptic number.

It is an amenable number.

273135769 is a deficient number, since it is larger than the sum of its proper divisors (1).

273135769 is an equidigital number, since it uses as much as digits as its factorization.

273135769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 238140, while the sum is 43.

The square root of 273135769 is about 16526.8196880102. The cubic root of 273135769 is about 648.8229340723.

The spelling of 273135769 in words is "two hundred seventy-three million, one hundred thirty-five thousand, seven hundred sixty-nine".