1311434613046 has 8 divisors (see below), whose sum is σ = 1968244180344. Its totient is φ = 655353219600.

The previous prime is 1311434613043. The next prime is 1311434613079. The reversal of 1311434613046 is 6403164341131.

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

It is a super-2 number, since 2×1311434613046² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1311434612996 and 1311434613014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311434613043) 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, 182038960 + ... + 182046163.

It is an arithmetic number, because the mean of its divisors is an integer number (246030522543).

Almost surely, 2^{1311434613046} is an apocalyptic number.

1311434613046 is a deficient number, since it is larger than the sum of its proper divisors (656809567298).

1311434613046 is a wasteful number, since it uses less digits than its factorization.

1311434613046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364086926.

The product of its (nonzero) digits is 62208, while the sum is 37.

Adding to 1311434613046 its reverse (6403164341131), we get a palindrome (7714598954177).

The spelling of 1311434613046 in words is "one trillion, three hundred eleven billion, four hundred thirty-four million, six hundred thirteen thousand, forty-six".