346345206503 has 2 divisors, whose sum is σ = 346345206504. Its totient is φ = 346345206502.

The previous prime is 346345206491. The next prime is 346345206617. The reversal of 346345206503 is 305602543643.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 346345206503 - 2⁶ = 346345206439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346345296503) 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, 173172603251 + 173172603252.

It is an arithmetic number, because the mean of its divisors is an integer number (173172603252).

Almost surely, 2^346345206503 is an apocalyptic number.

346345206503 is a deficient number, since it is larger than the sum of its proper divisors (1).

346345206503 is an equidigital number, since it uses as much as digits as its factorization.

346345206503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 41.

The spelling of 346345206503 in words is "three hundred forty-six billion, three hundred forty-five million, two hundred six thousand, five hundred three".