345288011603 has 2 divisors, whose sum is σ = 345288011604. Its totient is φ = 345288011602.

The previous prime is 345288011573. The next prime is 345288011609. The reversal of 345288011603 is 306110882543.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 345288011603 - 2¹⁸ = 345287749459 is a prime.

It is not a weakly prime, because it can be changed into another prime (345288011609) 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, 172644005801 + 172644005802.

It is an arithmetic number, because the mean of its divisors is an integer number (172644005802).

Almost surely, 2^345288011603 is an apocalyptic number.

345288011603 is a deficient number, since it is larger than the sum of its proper divisors (1).

345288011603 is an equidigital number, since it uses as much as digits as its factorization.

345288011603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 345288011603 in words is "three hundred forty-five billion, two hundred eighty-eight million, eleven thousand, six hundred three".