1343012431 has 8 divisors (see below), whose sum is σ = 1347570000. Its totient is φ = 1338462720.

The previous prime is 1343012423. The next prime is 1343012443. The reversal of 1343012431 is 1342103431.

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 1343012431 - 2³ = 1343012423 is a prime.

It is a super-2 number, since 2×1343012431² = 3607364779641059522, 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 (1343012401) 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, 694536 + ... + 696466.

It is an arithmetic number, because the mean of its divisors is an integer number (168446250).

Almost surely, 2^1343012431 is an apocalyptic number.

1343012431 is a deficient number, since it is larger than the sum of its proper divisors (4557569).

1343012431 is a wasteful number, since it uses less digits than its factorization.

1343012431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3929.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1343012431 is about 36647.1340079958. The cubic root of 1343012431 is about 1103.2993039242.

Adding to 1343012431 its reverse (1342103431), we get a palindrome (2685115862).

The spelling of 1343012431 in words is "one billion, three hundred forty-three million, twelve thousand, four hundred thirty-one".