1310537606129 has 4 divisors (see below), whose sum is σ = 1312407132660. Its totient is φ = 1308668079600.

The previous prime is 1310537606117. The next prime is 1310537606197. The reversal of 1310537606129 is 9216067350131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 496816341904 + 813721264225 = 704852^2 + 902065^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310537606129 - 2²⁰ = 1310536557553 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1310537606129.

It is not an unprimeable number, because it can be changed into a prime (1310537696129) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 934762214 + ... + 934763615.

It is an arithmetic number, because the mean of its divisors is an integer number (328101783165).

Almost surely, 2^{1310537606129} is an apocalyptic number.

It is an amenable number.

1310537606129 is a deficient number, since it is larger than the sum of its proper divisors (1869526531).

1310537606129 is an equidigital number, since it uses as much as digits as its factorization.

1310537606129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1869526530.

The product of its (nonzero) digits is 204120, while the sum is 44.

The spelling of 1310537606129 in words is "one trillion, three hundred ten billion, five hundred thirty-seven million, six hundred six thousand, one hundred twenty-nine".