1343452253013 has 24 divisors (see below), whose sum is σ = 2090567665368. Its totient is φ = 826441938432.

The previous prime is 1343452252997. The next prime is 1343452253027. The reversal of 1343452253013 is 3103522543431.

1343452253013 is a `hidden beast` number, since 1 + 3 + 4 + 345 + 2 + 2 + 5 + 301 + 3 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 396089604 + 1343056163409 = 19902^2 + 1158903^2 .

It is not a de Polignac number, because 1343452253013 - 2⁴ = 1343452252997 is a prime.

It is a super-2 number, since 2×1343452253013² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343452253063) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1742520 + ... + 2392337.

It is an arithmetic number, because the mean of its divisors is an integer number (87106986057).

Almost surely, 2^{1343452253013} is an apocalyptic number.

1343452253013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1343452253013 is a deficient number, since it is larger than the sum of its proper divisors (747115412355).

1343452253013 is a wasteful number, since it uses less digits than its factorization.

1343452253013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4137653 (or 4137650 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 1343452253013 its reverse (3103522543431), we get a palindrome (4446974796444).

The spelling of 1343452253013 in words is "one trillion, three hundred forty-three billion, four hundred fifty-two million, two hundred fifty-three thousand, thirteen".