305134440103 has 2 divisors, whose sum is σ = 305134440104. Its totient is φ = 305134440102.

The previous prime is 305134440041. The next prime is 305134440109. The reversal of 305134440103 is 301044431503.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 305134440103 - 2²¹ = 305132342951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (305134440109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152567220051 + 152567220052.

It is an arithmetic number, because the mean of its divisors is an integer number (152567220052).

Almost surely, 2^305134440103 is an apocalyptic number.

305134440103 is a deficient number, since it is larger than the sum of its proper divisors (1).

305134440103 is an equidigital number, since it uses as much as digits as its factorization.

305134440103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 305134440103 its reverse (301044431503), we get a palindrome (606178871606).

The spelling of 305134440103 in words is "three hundred five billion, one hundred thirty-four million, four hundred forty thousand, one hundred three".