1424367643 has 4 divisors (see below), whose sum is σ = 1429662960. Its totient is φ = 1419072328.

The previous prime is 1424367601. The next prime is 1424367653. The reversal of 1424367643 is 3467634241.

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: 3467634241 = 761 ⋅4556681.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1424367643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1424367596 and 1424367605.

It is not an unprimeable number, because it can be changed into a prime (1424367653) 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 3 ways as a sum of consecutive naturals, for example, 2647255 + ... + 2647792.

It is an arithmetic number, because the mean of its divisors is an integer number (357415740).

Almost surely, 2^1424367643 is an apocalyptic number.

1424367643 is a deficient number, since it is larger than the sum of its proper divisors (5295317).

1424367643 is an equidigital number, since it uses as much as digits as its factorization.

1424367643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5295316.

The product of its digits is 290304, while the sum is 40.

The square root of 1424367643 is about 37740.7954738636. The cubic root of 1424367643 is about 1125.1420773319.

The spelling of 1424367643 in words is "one billion, four hundred twenty-four million, three hundred sixty-seven thousand, six hundred forty-three".