345636103 has 2 divisors, whose sum is σ = 345636104. Its totient is φ = 345636102.

The previous prime is 345636091. The next prime is 345636199. The reversal of 345636103 is 301636543.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345636103 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345636803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172818051 + 172818052.

It is an arithmetic number, because the mean of its divisors is an integer number (172818052).

Almost surely, 2^345636103 is an apocalyptic number.

345636103 is a deficient number, since it is larger than the sum of its proper divisors (1).

345636103 is an equidigital number, since it uses as much as digits as its factorization.

345636103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 345636103 is about 18591.2910525332. The cubic root of 345636103 is about 701.7886928509.

The spelling of 345636103 in words is "three hundred forty-five million, six hundred thirty-six thousand, one hundred three".