345636611 has 2 divisors, whose sum is σ = 345636612. Its totient is φ = 345636610.

The previous prime is 345636607. The next prime is 345636631. The reversal of 345636611 is 116636543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345636611 - 2² = 345636607 is a prime.

It is not a weakly prime, because it can be changed into another prime (345636631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172818305 + 172818306.

It is an arithmetic number, because the mean of its divisors is an integer number (172818306).

Almost surely, 2^345636611 is an apocalyptic number.

345636611 is a deficient number, since it is larger than the sum of its proper divisors (1).

345636611 is an equidigital number, since it uses as much as digits as its factorization.

345636611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 35.

The square root of 345636611 is about 18591.3047148391. The cubic root of 345636611 is about 701.7890366696.

The spelling of 345636611 in words is "three hundred forty-five million, six hundred thirty-six thousand, six hundred eleven".