1306111656104 has 8 divisors (see below), whose sum is σ = 2448959355210. Its totient is φ = 653055828048.

The previous prime is 1306111656067. The next prime is 1306111656121. The reversal of 1306111656104 is 4016561116031.

It can be written as a sum of positive squares in only one way, i.e., 695372532100 + 610739124004 = 833890^2 + 781498^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81631978499 + ... + 81631978514.

Almost surely, 2^{1306111656104} is an apocalyptic number.

It is an amenable number.

1306111656104 is a deficient number, since it is larger than the sum of its proper divisors (1142847699106).

1306111656104 is a wasteful number, since it uses less digits than its factorization.

1306111656104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163263957019 (or 163263957015 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The spelling of 1306111656104 in words is "one trillion, three hundred six billion, one hundred eleven million, six hundred fifty-six thousand, one hundred four".