345505163 has 2 divisors, whose sum is σ = 345505164. Its totient is φ = 345505162.

The previous prime is 345505141. The next prime is 345505169. The reversal of 345505163 is 361505543.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 345505163 - 2¹⁰ = 345504139 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (345505169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172752581 + 172752582.

It is an arithmetic number, because the mean of its divisors is an integer number (172752582).

Almost surely, 2^345505163 is an apocalyptic number.

345505163 is a deficient number, since it is larger than the sum of its proper divisors (1).

345505163 is an equidigital number, since it uses as much as digits as its factorization.

345505163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 345505163 is about 18587.7691776071. The cubic root of 345505163 is about 701.7000603101.

The spelling of 345505163 in words is "three hundred forty-five million, five hundred five thousand, one hundred sixty-three".