340234140047 has 2 divisors, whose sum is σ = 340234140048. Its totient is φ = 340234140046.

The previous prime is 340234140007. The next prime is 340234140049. The reversal of 340234140047 is 740041432043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 340234140047 - 2¹⁸ = 340233877903 is a prime.

Together with 340234140049, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 340234139995 and 340234140022.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340234140049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170117070023 + 170117070024.

It is an arithmetic number, because the mean of its divisors is an integer number (170117070024).

Almost surely, 2^340234140047 is an apocalyptic number.

340234140047 is a deficient number, since it is larger than the sum of its proper divisors (1).

340234140047 is an equidigital number, since it uses as much as digits as its factorization.

340234140047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 32.

The spelling of 340234140047 in words is "three hundred forty billion, two hundred thirty-four million, one hundred forty thousand, forty-seven".