1343003431 has 16 divisors (see below), whose sum is σ = 1683088128. Its totient is φ = 1041062400.

The previous prime is 1343003413. The next prime is 1343003437.

It is a happy number.

1343003431 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1343003431 - 2⁹ = 1343002919 is a prime.

It is a super-2 number, since 2×1343003431² = 3607316431355543522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343003437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30325 + ... + 60046.

It is an arithmetic number, because the mean of its divisors is an integer number (105193008).

Almost surely, 2^1343003431 is an apocalyptic number.

1343003431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1343003431 is a deficient number, since it is larger than the sum of its proper divisors (340084697).

1343003431 is a wasteful number, since it uses less digits than its factorization.

1343003431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90582.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1343003431 is about 36647.0112151046. The cubic root of 1343003431 is about 1103.2968393861.

It can be divided in two parts, 134300 and 3431, that added together give a palindrome (137731).

The spelling of 1343003431 in words is "one billion, three hundred forty-three million, three thousand, four hundred thirty-one".