1310745430645 has 16 divisors (see below), whose sum is σ = 1802491826688. Its totient is φ = 896347820160.

The previous prime is 1310745430637. The next prime is 1310745430663. The reversal of 1310745430645 is 5460345470131.

It is a happy number.

It is not a de Polignac number, because 1310745430645 - 2³ = 1310745430637 is a prime.

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, 51008776 + ... + 51034465.

It is an arithmetic number, because the mean of its divisors is an integer number (112655739168).

Almost surely, 2^{1310745430645} is an apocalyptic number.

It is an amenable number.

1310745430645 is a deficient number, since it is larger than the sum of its proper divisors (491746396043).

1310745430645 is a wasteful number, since it uses less digits than its factorization.

1310745430645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102043620.

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 1310745430645 in words is "one trillion, three hundred ten billion, seven hundred forty-five million, four hundred thirty thousand, six hundred forty-five".