274363009 has 2 divisors, whose sum is σ = 274363010. Its totient is φ = 274363008.

The previous prime is 274363007. The next prime is 274363049. The reversal of 274363009 is 900363472.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 260112384 + 14250625 = 16128^2 + 3775^2 .

It is a cyclic number.

It is not a de Polignac number, because 274363009 - 2¹ = 274363007 is a prime.

Together with 274363007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (274363007) 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, 137181504 + 137181505.

It is an arithmetic number, because the mean of its divisors is an integer number (137181505).

Almost surely, 2^274363009 is an apocalyptic number.

It is an amenable number.

274363009 is a deficient number, since it is larger than the sum of its proper divisors (1).

274363009 is an equidigital number, since it uses as much as digits as its factorization.

274363009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 274363009 is about 16563.9068157244. The cubic root of 274363009 is about 649.7932352214.

The spelling of 274363009 in words is "two hundred seventy-four million, three hundred sixty-three thousand, nine".