1305030340334 has 96 divisors (see below), whose sum is σ = 2441755238400. Its totient is φ = 511833479040.

The previous prime is 1305030340321. The next prime is 1305030340403. The reversal of 1305030340334 is 4330430305031.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1305030340297 and 1305030340306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 89140187 + ... + 89154825.

It is an arithmetic number, because the mean of its divisors is an integer number (25434950400).

Almost surely, 2^{1305030340334} is an apocalyptic number.

1305030340334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1305030340334 is a deficient number, since it is larger than the sum of its proper divisors (1136724898066).

1305030340334 is a wasteful number, since it uses less digits than its factorization.

1305030340334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15286 (or 15267 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 29.

Adding to 1305030340334 its reverse (4330430305031), we get a palindrome (5635460645365).

The spelling of 1305030340334 in words is "one trillion, three hundred five billion, thirty million, three hundred forty thousand, three hundred thirty-four".