1316041401605 has 64 divisors (see below), whose sum is σ = 1828812791808. Its totient is φ = 890531712000.

The previous prime is 1316041401589. The next prime is 1316041401617. The reversal of 1316041401605 is 5061041406131.

It is not a de Polignac number, because 1316041401605 - 2⁴ = 1316041401589 is a prime.

It is a Duffinian 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 63 ways as a sum of consecutive naturals, for example, 1672225022 + ... + 1672225808.

It is an arithmetic number, because the mean of its divisors is an integer number (28575199872).

Almost surely, 2^{1316041401605} is an apocalyptic number.

It is an amenable number.

1316041401605 is a deficient number, since it is larger than the sum of its proper divisors (512771390203).

1316041401605 is a wasteful number, since it uses less digits than its factorization.

1316041401605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2226.

The product of its (nonzero) digits is 8640, while the sum is 32.

Adding to 1316041401605 its reverse (5061041406131), we get a palindrome (6377082807736).

The spelling of 1316041401605 in words is "one trillion, three hundred sixteen billion, forty-one million, four hundred one thousand, six hundred five".