1343403443431 has 8 divisors (see below), whose sum is σ = 1536781831200. Its totient is φ = 1150390958208.

The previous prime is 1343403443413. The next prime is 1343403443489. The reversal of 1343403443431 is 1343443043431.

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 1343403443431 - 2⁵ = 1343403443399 is a prime.

It is a super-2 number, since 2×1343403443431² (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 (1343403443411) 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, 91467766 + ... + 91482451.

It is an arithmetic number, because the mean of its divisors is an integer number (192097728900).

Almost surely, 2^{1343403443431} is an apocalyptic number.

1343403443431 is a deficient number, since it is larger than the sum of its proper divisors (193378387769).

1343403443431 is a wasteful number, since it uses less digits than its factorization.

1343403443431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182951273.

The product of its (nonzero) digits is 248832, while the sum is 37.

Adding to 1343403443431 its reverse (1343443043431), we get a palindrome (2686846486862).

The spelling of 1343403443431 in words is "one trillion, three hundred forty-three billion, four hundred three million, four hundred forty-three thousand, four hundred thirty-one".