1351036727765 has 32 divisors (see below), whose sum is σ = 1642291718400. Its totient is φ = 1066867200000.

The previous prime is 1351036727753. The next prime is 1351036727813. The reversal of 1351036727765 is 5677276301531.

It is a happy number.

It is not a de Polignac number, because 1351036727765 - 2²⁸ = 1350768292309 is a prime.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon 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 31 ways as a sum of consecutive naturals, for example, 510401672 + ... + 510404318.

It is an arithmetic number, because the mean of its divisors is an integer number (51321616200).

Almost surely, 2^{1351036727765} is an apocalyptic number.

It is an amenable number.

1351036727765 is a deficient number, since it is larger than the sum of its proper divisors (291254990635).

1351036727765 is a wasteful number, since it uses less digits than its factorization.

1351036727765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5453.

The product of its (nonzero) digits is 5556600, while the sum is 53.

The spelling of 1351036727765 in words is "one trillion, three hundred fifty-one billion, thirty-six million, seven hundred twenty-seven thousand, seven hundred sixty-five".