1313204012340 has 96 divisors (see below), whose sum is σ = 4024139857920. Its totient is φ = 317328796800.

The previous prime is 1313204012317. The next prime is 1313204012363. The reversal of 1313204012340 is 432104023131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1313204012317) and next prime (1313204012363).

It is a super-3 number, since 3×1313204012340³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1313204012340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2993620 + ... + 3404139.

It is an arithmetic number, because the mean of its divisors is an integer number (41918123520).

Almost surely, 2^{1313204012340} is an apocalyptic number.

1313204012340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313204012340 is an abundant number, since it is smaller than the sum of its proper divisors (2710935845580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1313204012340 is a wasteful number, since it uses less digits than its factorization.

1313204012340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6398093 (or 6398091 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1313204012340 its reverse (432104023131), we get a palindrome (1745308035471).

The spelling of 1313204012340 in words is "one trillion, three hundred thirteen billion, two hundred four million, twelve thousand, three hundred forty".