340365419 has 2 divisors, whose sum is σ = 340365420. Its totient is φ = 340365418.

The previous prime is 340365413. The next prime is 340365437. The reversal of 340365419 is 914563043.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340365419 is a prime.

It is a super-2 number, since 2×340365419² = 231697236902091122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (340365413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170182709 + 170182710.

It is an arithmetic number, because the mean of its divisors is an integer number (170182710).

Almost surely, 2^340365419 is an apocalyptic number.

340365419 is a deficient number, since it is larger than the sum of its proper divisors (1).

340365419 is an equidigital number, since it uses as much as digits as its factorization.

340365419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 340365419 is about 18448.9950674827. The cubic root of 340365419 is about 698.2031596376.

The spelling of 340365419 in words is "three hundred forty million, three hundred sixty-five thousand, four hundred nineteen".