345002017 has 2 divisors, whose sum is σ = 345002018. Its totient is φ = 345002016.

The previous prime is 345001999. The next prime is 345002083. The reversal of 345002017 is 710200543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 325297296 + 19704721 = 18036^2 + 4439^2 .

It is a cyclic number.

It is not a de Polignac number, because 345002017 - 2⁷ = 345001889 is a prime.

It is not a weakly prime, because it can be changed into another prime (345002117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172501008 + 172501009.

It is an arithmetic number, because the mean of its divisors is an integer number (172501009).

Almost surely, 2^345002017 is an apocalyptic number.

It is an amenable number.

345002017 is a deficient number, since it is larger than the sum of its proper divisors (1).

345002017 is an equidigital number, since it uses as much as digits as its factorization.

345002017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 345002017 is about 18574.2299167422. The cubic root of 345002017 is about 701.3592751482.

The spelling of 345002017 in words is "three hundred forty-five million, two thousand, seventeen".