345222303222547 has 2 divisors, whose sum is σ = 345222303222548. Its totient is φ = 345222303222546.

The previous prime is 345222303222497. The next prime is 345222303222557. The reversal of 345222303222547 is 745222303222543.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345222303222547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345222303222497 and 345222303222506.

It is not a weakly prime, because it can be changed into another prime (345222303222557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172611151611273 + 172611151611274.

It is an arithmetic number, because the mean of its divisors is an integer number (172611151611274).

Almost surely, 2^{345222303222547} is an apocalyptic number.

345222303222547 is a deficient number, since it is larger than the sum of its proper divisors (1).

345222303222547 is an equidigital number, since it uses as much as digits as its factorization.

345222303222547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4838400, while the sum is 46.

The spelling of 345222303222547 in words is "three hundred forty-five trillion, two hundred twenty-two billion, three hundred three million, two hundred twenty-two thousand, five hundred forty-seven".