1063131343 has 4 divisors (see below), whose sum is σ = 1064220480. Its totient is φ = 1062042208.

The previous prime is 1063131337. The next prime is 1063131373. The reversal of 1063131343 is 3431313601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3431313601 = 6563 ⋅522827.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1063131343 is a prime.

It is a super-4 number, since 4×1063131343⁴ (a number of 37 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063131373) 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 3 ways as a sum of consecutive naturals, for example, 543103 + ... + 545056.

It is an arithmetic number, because the mean of its divisors is an integer number (266055120).

Almost surely, 2^1063131343 is an apocalyptic number.

1063131343 is a deficient number, since it is larger than the sum of its proper divisors (1089137).

1063131343 is an equidigital number, since it uses as much as digits as its factorization.

1063131343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089136.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 1063131343 is about 32605.6949473554. The cubic root of 1063131343 is about 1020.6158471764.

Adding to 1063131343 its reverse (3431313601), we get a palindrome (4494444944).

The spelling of 1063131343 in words is "one billion, sixty-three million, one hundred thirty-one thousand, three hundred forty-three".