1306135126055 has 16 divisors (see below), whose sum is σ = 1600784722944. Its totient is φ = 1022628454560.

The previous prime is 1306135126039. The next prime is 1306135126103. The reversal of 1306135126055 is 5506215316031.

It is not a de Polignac number, because 1306135126055 - 2⁴ = 1306135126039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5445284 + ... + 5680086.

It is an arithmetic number, because the mean of its divisors is an integer number (100049045184).

Almost surely, 2^{1306135126055} is an apocalyptic number.

1306135126055 is a deficient number, since it is larger than the sum of its proper divisors (294649596889).

1306135126055 is a wasteful number, since it uses less digits than its factorization.

1306135126055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258526.

The product of its (nonzero) digits is 81000, while the sum is 38.

The spelling of 1306135126055 in words is "one trillion, three hundred six billion, one hundred thirty-five million, one hundred twenty-six thousand, fifty-five".