345144454103 has 2 divisors, whose sum is σ = 345144454104. Its totient is φ = 345144454102.

The previous prime is 345144454091. The next prime is 345144454141. The reversal of 345144454103 is 301454441543.

It is an a-pointer prime, because the next prime (345144454141) can be obtained adding 345144454103 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345144454103 - 2²⁰ = 345143405527 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345144454703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172572227051 + 172572227052.

It is an arithmetic number, because the mean of its divisors is an integer number (172572227052).

Almost surely, 2^345144454103 is an apocalyptic number.

345144454103 is a deficient number, since it is larger than the sum of its proper divisors (1).

345144454103 is an equidigital number, since it uses as much as digits as its factorization.

345144454103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 345144454103 its reverse (301454441543), we get a palindrome (646598895646).

The spelling of 345144454103 in words is "three hundred forty-five billion, one hundred forty-four million, four hundred fifty-four thousand, one hundred three".