1312411304545 has 8 divisors (see below), whose sum is σ = 1718065707840. Its totient is φ = 954480948720.

The previous prime is 1312411304521. The next prime is 1312411304549. The reversal of 1312411304545 is 5454031142131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1312411304545 - 2¹¹ = 1312411302497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1312411304545.

It is not an unprimeable number, because it can be changed into a prime (1312411304549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11931011805 + ... + 11931011914.

It is an arithmetic number, because the mean of its divisors is an integer number (214758213480).

Almost surely, 2^{1312411304545} is an apocalyptic number.

It is an amenable number.

1312411304545 is a deficient number, since it is larger than the sum of its proper divisors (405654403295).

1312411304545 is a wasteful number, since it uses less digits than its factorization.

1312411304545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23862023735.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 1312411304545 its reverse (5454031142131), we get a palindrome (6766442446676).

The spelling of 1312411304545 in words is "one trillion, three hundred twelve billion, four hundred eleven million, three hundred four thousand, five hundred forty-five".