345845699 has 2 divisors, whose sum is σ = 345845700. Its totient is φ = 345845698.

The previous prime is 345845683. The next prime is 345845707. The reversal of 345845699 is 996548543.

It is a strong prime.

It is an emirp because it is prime and its reverse (996548543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 345845699 - 2⁴ = 345845683 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345845699.

It is not a weakly prime, because it can be changed into another prime (345845609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172922849 + 172922850.

It is an arithmetic number, because the mean of its divisors is an integer number (172922850).

Almost surely, 2^345845699 is an apocalyptic number.

345845699 is a deficient number, since it is larger than the sum of its proper divisors (1).

345845699 is an equidigital number, since it uses as much as digits as its factorization.

345845699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4665600, while the sum is 53.

The square root of 345845699 is about 18596.9271386431. The cubic root of 345845699 is about 701.9305206085.

The spelling of 345845699 in words is "three hundred forty-five million, eight hundred forty-five thousand, six hundred ninety-nine".