1306111656103 has 8 divisors (see below), whose sum is σ = 1318813116768. Its totient is φ = 1293430247424.

The previous prime is 1306111656067. The next prime is 1306111656121. The reversal of 1306111656103 is 3016561116031.

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 1306111656103 - 2³³ = 1297521721511 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 (1306111656133) 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, 4882075 + ... + 5142652.

It is an arithmetic number, because the mean of its divisors is an integer number (164851639596).

Almost surely, 2^{1306111656103} is an apocalyptic number.

1306111656103 is a deficient number, since it is larger than the sum of its proper divisors (12701460665).

1306111656103 is a wasteful number, since it uses less digits than its factorization.

1306111656103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10025993.

The product of its (nonzero) digits is 9720, while the sum is 34.

The spelling of 1306111656103 in words is "one trillion, three hundred six billion, one hundred eleven million, six hundred fifty-six thousand, one hundred three".