1343204544531 has 8 divisors (see below), whose sum is σ = 1791987345360. Its totient is φ = 894945720032.

The previous prime is 1343204544467. The next prime is 1343204544571. The reversal of 1343204544531 is 1354454023431.

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

It is a cyclic number.

It is not a de Polignac number, because 1343204544531 - 2⁶ = 1343204544467 is a prime.

It is a super-2 number, since 2×1343204544531² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1343204544531.

It is not an unprimeable number, because it can be changed into a prime (1343204544571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130988100 + ... + 130998353.

It is an arithmetic number, because the mean of its divisors is an integer number (223998418170).

Almost surely, 2^{1343204544531} is an apocalyptic number.

1343204544531 is a deficient number, since it is larger than the sum of its proper divisors (448782800829).

1343204544531 is a wasteful number, since it uses less digits than its factorization.

1343204544531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261988165.

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 1343204544531 its reverse (1354454023431), we get a palindrome (2697658567962).

The spelling of 1343204544531 in words is "one trillion, three hundred forty-three billion, two hundred four million, five hundred forty-four thousand, five hundred thirty-one".