1305434340130 has 16 divisors (see below), whose sum is σ = 2349888886080. Its totient is φ = 522149941872.

The previous prime is 1305434340113. The next prime is 1305434340139. The reversal of 1305434340130 is 310434345031.

It is a junction number, because it is equal to n+sod(n) for n = 1305434340092 and 1305434340101.

It is not an unprimeable number, because it can be changed into a prime (1305434340139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2742990 + ... + 3183529.

It is an arithmetic number, because the mean of its divisors is an integer number (146868055380).

Almost surely, 2^{1305434340130} is an apocalyptic number.

1305434340130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1305434340130 is a deficient number, since it is larger than the sum of its proper divisors (1044454545950).

1305434340130 is a wasteful number, since it uses less digits than its factorization.

1305434340130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5948553.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 1305434340130 its reverse (310434345031), we get a palindrome (1615868685161).

The spelling of 1305434340130 in words is "one trillion, three hundred five billion, four hundred thirty-four million, three hundred forty thousand, one hundred thirty".