1305630662341 has 4 divisors (see below), whose sum is σ = 1337475312684. Its totient is φ = 1273786012000.

The previous prime is 1305630662299. The next prime is 1305630662359. The reversal of 1305630662341 is 1432660365031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 325687076100 + 979943586241 = 570690^2 + 989921^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1305630662341 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1305630662294 and 1305630662303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1305630662381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15922325110 + ... + 15922325191.

It is an arithmetic number, because the mean of its divisors is an integer number (334368828171).

Almost surely, 2^{1305630662341} is an apocalyptic number.

It is an amenable number.

1305630662341 is a deficient number, since it is larger than the sum of its proper divisors (31844650343).

1305630662341 is an equidigital number, since it uses as much as digits as its factorization.

1305630662341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31844650342.

The product of its (nonzero) digits is 233280, while the sum is 40.

The spelling of 1305630662341 in words is "one trillion, three hundred five billion, six hundred thirty million, six hundred sixty-two thousand, three hundred forty-one".