1316413000561 has 4 divisors (see below), whose sum is σ = 1347027256432. Its totient is φ = 1285798744692.

The previous prime is 1316413000453. The next prime is 1316413000571. The reversal of 1316413000561 is 1650003146131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1316413000561 - 2¹¹ = 1316412998513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1316413000571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15307127871 + ... + 15307127956.

It is an arithmetic number, because the mean of its divisors is an integer number (336756814108).

Almost surely, 2^{1316413000561} is an apocalyptic number.

It is an amenable number.

1316413000561 is a deficient number, since it is larger than the sum of its proper divisors (30614255871).

1316413000561 is an equidigital number, since it uses as much as digits as its factorization.

1316413000561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30614255870.

The product of its (nonzero) digits is 6480, while the sum is 31.

Adding to 1316413000561 its reverse (1650003146131), we get a palindrome (2966416146692).

The spelling of 1316413000561 in words is "one trillion, three hundred sixteen billion, four hundred thirteen million, five hundred sixty-one", and thus it is an aban number.