340414369 has 2 divisors, whose sum is σ = 340414370. Its totient is φ = 340414368.

The previous prime is 340414367. The next prime is 340414411. The reversal of 340414369 is 963414043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 335329344 + 5085025 = 18312^2 + 2255^2 .

It is an emirp because it is prime and its reverse (963414043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 340414369 - 2¹ = 340414367 is a prime.

It is a super-2 number, since 2×340414369² = 231763885243336322, which contains 22 as substring.

Together with 340414367, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (340414367) 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, 170207184 + 170207185.

It is an arithmetic number, because the mean of its divisors is an integer number (170207185).

Almost surely, 2^340414369 is an apocalyptic number.

It is an amenable number.

340414369 is a deficient number, since it is larger than the sum of its proper divisors (1).

340414369 is an equidigital number, since it uses as much as digits as its factorization.

340414369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 340414369 is about 18450.3216503128. The cubic root of 340414369 is about 698.2366289664.

The spelling of 340414369 in words is "three hundred forty million, four hundred fourteen thousand, three hundred sixty-nine".