340201354309 has 2 divisors, whose sum is σ = 340201354310. Its totient is φ = 340201354308.

The previous prime is 340201354277. The next prime is 340201354327. The reversal of 340201354309 is 903453102043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 283792729284 + 56408625025 = 532722^2 + 237505^2 .

It is a cyclic number.

It is not a de Polignac number, because 340201354309 - 2⁵ = 340201354277 is a prime.

It is a super-2 number, since 2×340201354309² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340201354399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170100677154 + 170100677155.

It is an arithmetic number, because the mean of its divisors is an integer number (170100677155).

Almost surely, 2^340201354309 is an apocalyptic number.

It is an amenable number.

340201354309 is a deficient number, since it is larger than the sum of its proper divisors (1).

340201354309 is an equidigital number, since it uses as much as digits as its factorization.

340201354309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 34.

The spelling of 340201354309 in words is "three hundred forty billion, two hundred one million, three hundred fifty-four thousand, three hundred nine".