340328761370503 has 2 divisors, whose sum is σ = 340328761370504. Its totient is φ = 340328761370502.

The previous prime is 340328761370491. The next prime is 340328761370561. The reversal of 340328761370503 is 305073167823043.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340328761370503 - 2⁹ = 340328761369991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340328761376503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170164380685251 + 170164380685252.

It is an arithmetic number, because the mean of its divisors is an integer number (170164380685252).

Almost surely, 2^{340328761370503} is an apocalyptic number.

340328761370503 is a deficient number, since it is larger than the sum of its proper divisors (1).

340328761370503 is an equidigital number, since it uses as much as digits as its factorization.

340328761370503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7620480, while the sum is 52.

The spelling of 340328761370503 in words is "three hundred forty trillion, three hundred twenty-eight billion, seven hundred sixty-one million, three hundred seventy thousand, five hundred three".