345117163 has 2 divisors, whose sum is σ = 345117164. Its totient is φ = 345117162.

The previous prime is 345117151. The next prime is 345117233. The reversal of 345117163 is 361711543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345117163 - 2¹³ = 345108971 is a prime.

It is not a weakly prime, because it can be changed into another prime (345117103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172558581 + 172558582.

It is an arithmetic number, because the mean of its divisors is an integer number (172558582).

Almost surely, 2^345117163 is an apocalyptic number.

345117163 is a deficient number, since it is larger than the sum of its proper divisors (1).

345117163 is an equidigital number, since it uses as much as digits as its factorization.

345117163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 31.

The square root of 345117163 is about 18577.3292752215. The cubic root of 345117163 is about 701.4372937570.

The spelling of 345117163 in words is "three hundred forty-five million, one hundred seventeen thousand, one hundred sixty-three".