345005351 has 2 divisors, whose sum is σ = 345005352. Its totient is φ = 345005350.

The previous prime is 345005347. The next prime is 345005357. The reversal of 345005351 is 153500543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345005351 - 2² = 345005347 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345005351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345005357) 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, 172502675 + 172502676.

It is an arithmetic number, because the mean of its divisors is an integer number (172502676).

Almost surely, 2^345005351 is an apocalyptic number.

345005351 is a deficient number, since it is larger than the sum of its proper divisors (1).

345005351 is an equidigital number, since it uses as much as digits as its factorization.

345005351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 345005351 is about 18574.3196645261. The cubic root of 345005351 is about 701.3615343855.

Adding to 345005351 its reverse (153500543), we get a palindrome (498505894).

The spelling of 345005351 in words is "three hundred forty-five million, five thousand, three hundred fifty-one".