340898177 has 2 divisors, whose sum is σ = 340898178. Its totient is φ = 340898176.

The previous prime is 340898153. The next prime is 340898179. The reversal of 340898177 is 771898043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 248661361 + 92236816 = 15769^2 + 9604^2 .

It is a cyclic number.

It is not a de Polignac number, because 340898177 - 2⁶ = 340898113 is a prime.

Together with 340898179, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (340898179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170449088 + 170449089.

It is an arithmetic number, because the mean of its divisors is an integer number (170449089).

Almost surely, 2^340898177 is an apocalyptic number.

It is an amenable number.

340898177 is a deficient number, since it is larger than the sum of its proper divisors (1).

340898177 is an equidigital number, since it uses as much as digits as its factorization.

340898177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 47.

The square root of 340898177 is about 18463.4280944791. The cubic root of 340898177 is about 698.5672579364.

The spelling of 340898177 in words is "three hundred forty million, eight hundred ninety-eight thousand, one hundred seventy-seven".