340404033719 has 2 divisors, whose sum is σ = 340404033720. Its totient is φ = 340404033718.

The previous prime is 340404033623. The next prime is 340404033721. The reversal of 340404033719 is 917330404043.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340404033719 is a prime.

It is a super-2 number, since 2×340404033719² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 340404033721, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340404039719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170202016859 + 170202016860.

It is an arithmetic number, because the mean of its divisors is an integer number (170202016860).

Almost surely, 2^340404033719 is an apocalyptic number.

340404033719 is a deficient number, since it is larger than the sum of its proper divisors (1).

340404033719 is an equidigital number, since it uses as much as digits as its factorization.

340404033719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 38.

The spelling of 340404033719 in words is "three hundred forty billion, four hundred four million, thirty-three thousand, seven hundred nineteen".