340210704247 has 2 divisors, whose sum is σ = 340210704248. Its totient is φ = 340210704246.

The previous prime is 340210704061. The next prime is 340210704283. The reversal of 340210704247 is 742407012043.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340210704247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340210774247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170105352123 + 170105352124.

It is an arithmetic number, because the mean of its divisors is an integer number (170105352124).

Almost surely, 2^340210704247 is an apocalyptic number.

340210704247 is a deficient number, since it is larger than the sum of its proper divisors (1).

340210704247 is an equidigital number, since it uses as much as digits as its factorization.

340210704247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37632, while the sum is 34.

The spelling of 340210704247 in words is "three hundred forty billion, two hundred ten million, seven hundred four thousand, two hundred forty-seven".