1310493104665 has 4 divisors (see below), whose sum is σ = 1572591725604. Its totient is φ = 1048394483728.

The previous prime is 1310493104653. The next prime is 1310493104671. The reversal of 1310493104665 is 5664013940131.

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 139394702736 + 1171098401929 = 373356^2 + 1082173^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310493104665 - 2⁹ = 1310493104153 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131049310462 + ... + 131049310471.

It is an arithmetic number, because the mean of its divisors is an integer number (393147931401).

Almost surely, 2^{1310493104665} is an apocalyptic number.

It is an amenable number.

1310493104665 is a deficient number, since it is larger than the sum of its proper divisors (262098620939).

1310493104665 is an equidigital number, since it uses as much as digits as its factorization.

1310493104665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262098620938.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 1310493104665 in words is "one trillion, three hundred ten billion, four hundred ninety-three million, one hundred four thousand, six hundred sixty-five".