1306215044063 has 8 divisors (see below), whose sum is σ = 1341732588768. Its totient is φ = 1270708785504.

The previous prime is 1306215044027. The next prime is 1306215044093. The reversal of 1306215044063 is 3604405126031.

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

It is a cyclic number.

It is not a de Polignac number, because 1306215044063 - 2²⁰ = 1306213995487 is a prime.

It is a super-4 number, since 4×1306215044063⁴ (a number of 50 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1306215044023) 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, 2586656 + ... + 3050117.

It is an arithmetic number, because the mean of its divisors is an integer number (167716573596).

Almost surely, 2^{1306215044063} is an apocalyptic number.

1306215044063 is a deficient number, since it is larger than the sum of its proper divisors (35517544705).

1306215044063 is an equidigital number, since it uses as much as digits as its factorization.

1306215044063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5643073.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 1306215044063 in words is "one trillion, three hundred six billion, two hundred fifteen million, forty-four thousand, sixty-three".