270345379 has 2 divisors, whose sum is σ = 270345380. Its totient is φ = 270345378.

The previous prime is 270345377. The next prime is 270345391. The reversal of 270345379 is 973543072.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 270345379 - 2¹ = 270345377 is a prime.

Together with 270345377, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (270345377) 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, 135172689 + 135172690.

It is an arithmetic number, because the mean of its divisors is an integer number (135172690).

Almost surely, 2^270345379 is an apocalyptic number.

270345379 is a deficient number, since it is larger than the sum of its proper divisors (1).

270345379 is an equidigital number, since it uses as much as digits as its factorization.

270345379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 40.

The square root of 270345379 is about 16442.1829146862. The cubic root of 270345379 is about 646.6058808784.

The spelling of 270345379 in words is "two hundred seventy million, three hundred forty-five thousand, three hundred seventy-nine".