1298963909613 has 8 divisors (see below), whose sum is σ = 1757801907808. Its totient is φ = 853050925584.

The previous prime is 1298963909539. The next prime is 1298963909647. The reversal of 1298963909613 is 3169093698921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1298963909613 - 2¹⁴ = 1298963893229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1298963909213) 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, 3231253306 + ... + 3231253707.

It is an arithmetic number, because the mean of its divisors is an integer number (219725238476).

Almost surely, 2^{1298963909613} is an apocalyptic number.

It is an amenable number.

1298963909613 is a deficient number, since it is larger than the sum of its proper divisors (458837998195).

1298963909613 is an equidigital number, since it uses as much as digits as its factorization.

1298963909613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6462507083.

The product of its (nonzero) digits is 34012224, while the sum is 66.

The spelling of 1298963909613 in words is "one trillion, two hundred ninety-eight billion, nine hundred sixty-three million, nine hundred nine thousand, six hundred thirteen".