1310401044445 has 4 divisors (see below), whose sum is σ = 1572481253340. Its totient is φ = 1048320835552.

The previous prime is 1310401044427. The next prime is 1310401044457. The reversal of 1310401044445 is 5444401040131.

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 140635500196 + 1169765544249 = 375014^2 + 1081557^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310401044445 - 2²⁷ = 1310266826717 is a prime.

It is a congruent 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, 131040104440 + ... + 131040104449.

It is an arithmetic number, because the mean of its divisors is an integer number (393120313335).

Almost surely, 2^{1310401044445} is an apocalyptic number.

It is an amenable number.

1310401044445 is a deficient number, since it is larger than the sum of its proper divisors (262080208895).

1310401044445 is an equidigital number, since it uses as much as digits as its factorization.

1310401044445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262080208894.

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 1310401044445 its reverse (5444401040131), we get a palindrome (6754802084576).

The spelling of 1310401044445 in words is "one trillion, three hundred ten billion, four hundred one million, forty-four thousand, four hundred forty-five".