1311113350634 has 8 divisors (see below), whose sum is σ = 1993610711460. Its totient is φ = 646576446816.

The previous prime is 1311113350607. The next prime is 1311113350667. The reversal of 1311113350634 is 4360533111131.

It can be written as a sum of positive squares in 2 ways, for example, as 1301531877409 + 9581473225 = 1140847^2 + 97885^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1311113350634.

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, 4490114069 + ... + 4490114360.

Almost surely, 2^{1311113350634} is an apocalyptic number.

1311113350634 is a deficient number, since it is larger than the sum of its proper divisors (682497360826).

1311113350634 is an equidigital number, since it uses as much as digits as its factorization.

1311113350634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8980228504.

The product of its (nonzero) digits is 9720, while the sum is 32.

Adding to 1311113350634 its reverse (4360533111131), we get a palindrome (5671646461765).

The spelling of 1311113350634 in words is "one trillion, three hundred eleven billion, one hundred thirteen million, three hundred fifty thousand, six hundred thirty-four".