345374339 has 2 divisors, whose sum is σ = 345374340. Its totient is φ = 345374338.

The previous prime is 345374327. The next prime is 345374383. The reversal of 345374339 is 933473543.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345374339 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 345374296 and 345374305.

It is not a weakly prime, because it can be changed into another prime (345374389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172687169 + 172687170.

It is an arithmetic number, because the mean of its divisors is an integer number (172687170).

Almost surely, 2^345374339 is an apocalyptic number.

345374339 is a deficient number, since it is larger than the sum of its proper divisors (1).

345374339 is an equidigital number, since it uses as much as digits as its factorization.

345374339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 41.

The square root of 345374339 is about 18584.2497561779. The cubic root of 345374339 is about 701.6114839226.

The spelling of 345374339 in words is "three hundred forty-five million, three hundred seventy-four thousand, three hundred thirty-nine".