340273363 has 2 divisors, whose sum is σ = 340273364. Its totient is φ = 340273362.

The previous prime is 340273301. The next prime is 340273403. The reversal of 340273363 is 363372043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 340273363 - 2¹³ = 340265171 is a prime.

It is the 18447-th Hogben number.

It is not a weakly prime, because it can be changed into another prime (340273163) by changing a digit.

It is a nontrivial repunit in base 18446.

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, 170136681 + 170136682.

It is an arithmetic number, because the mean of its divisors is an integer number (170136682).

Almost surely, 2^340273363 is an apocalyptic number.

340273363 is a deficient number, since it is larger than the sum of its proper divisors (1).

340273363 is an equidigital number, since it uses as much as digits as its factorization.

340273363 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 31.

The square root of 340273363 is about 18446.5000203291. The cubic root of 340273363 is about 698.1402080940.

The spelling of 340273363 in words is "three hundred forty million, two hundred seventy-three thousand, three hundred sixty-three".