1312124424413 has 16 divisors (see below), whose sum is σ = 1440100684800. Its totient is φ = 1185603311280.

The previous prime is 1312124424361. The next prime is 1312124424419. The reversal of 1312124424413 is 3144244212131.

It is a cyclic number.

It is not a de Polignac number, because 1312124424413 - 2¹² = 1312124420317 is a prime.

It is a super-2 number, since 2×1312124424413² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1312124424413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312124424419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3941468 + ... + 4261386.

It is an arithmetic number, because the mean of its divisors is an integer number (90006292800).

Almost surely, 2^{1312124424413} is an apocalyptic number.

It is an amenable number.

1312124424413 is a deficient number, since it is larger than the sum of its proper divisors (127976260387).

1312124424413 is a wasteful number, since it uses less digits than its factorization.

1312124424413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322192.

The product of its digits is 18432, while the sum is 32.

Adding to 1312124424413 its reverse (3144244212131), we get a palindrome (4456368636544).

The spelling of 1312124424413 in words is "one trillion, three hundred twelve billion, one hundred twenty-four million, four hundred twenty-four thousand, four hundred thirteen".