340702147 has 2 divisors, whose sum is σ = 340702148. Its totient is φ = 340702146.

The previous prime is 340702127. The next prime is 340702177. The reversal of 340702147 is 741207043.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340702147 is a prime.

It is not a weakly prime, because it can be changed into another prime (340702127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170351073 + 170351074.

It is an arithmetic number, because the mean of its divisors is an integer number (170351074).

Almost surely, 2^340702147 is an apocalyptic number.

340702147 is a deficient number, since it is larger than the sum of its proper divisors (1).

340702147 is an equidigital number, since it uses as much as digits as its factorization.

340702147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 340702147 is about 18458.1187286245. The cubic root of 340702147 is about 698.4333309499.

The spelling of 340702147 in words is "three hundred forty million, seven hundred two thousand, one hundred forty-seven".