4321385743 has 4 divisors (see below), whose sum is σ = 4321520200. Its totient is φ = 4321251288.

The previous prime is 4321385699. The next prime is 4321385753. The reversal of 4321385743 is 3475831234.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4321385743 - 2²¹ = 4319288591 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4321385696 and 4321385705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4321385753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12496 + ... + 93802.

It is an arithmetic number, because the mean of its divisors is an integer number (1080380050).

Almost surely, 2^4321385743 is an apocalyptic number.

4321385743 is a deficient number, since it is larger than the sum of its proper divisors (134457).

4321385743 is an equidigital number, since it uses as much as digits as its factorization.

4321385743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134456.

The product of its digits is 241920, while the sum is 40.

The square root of 4321385743 is about 65737.2477595465. The cubic root of 4321385743 is about 1628.8246941740.

The spelling of 4321385743 in words is "four billion, three hundred twenty-one million, three hundred eighty-five thousand, seven hundred forty-three".