1424431343 has 16 divisors (see below), whose sum is σ = 1526273280. Its totient is φ = 1324695936.

The previous prime is 1424431321. The next prime is 1424431357. The reversal of 1424431343 is 3431344241.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1424431343 - 2⁶ = 1424431279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424431543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 506780 + ... + 509582.

It is an arithmetic number, because the mean of its divisors is an integer number (95392080).

Almost surely, 2^1424431343 is an apocalyptic number.

1424431343 is a deficient number, since it is larger than the sum of its proper divisors (101841937).

1424431343 is a wasteful number, since it uses less digits than its factorization.

1424431343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3166.

The product of its digits is 13824, while the sum is 29.

The square root of 1424431343 is about 37741.6393788081. The cubic root of 1424431343 is about 1125.1588497998.

Adding to 1424431343 its reverse (3431344241), we get a palindrome (4855775584).

The spelling of 1424431343 in words is "one billion, four hundred twenty-four million, four hundred thirty-one thousand, three hundred forty-three".