4321450724105 has 4 divisors (see below), whose sum is σ = 5185740868932. Its totient is φ = 3457160579280.

The previous prime is 4321450724099. The next prime is 4321450724111. The reversal of 4321450724105 is 5014270541234.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4321450724099) and next prime (4321450724111).

It can be written as a sum of positive squares in 2 ways, for example, as 2252559727609 + 2068890996496 = 1500853^2 + 1438364^2 .

It is not a de Polignac number, because 4321450724105 - 2¹² = 4321450720009 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432145072406 + ... + 432145072415.

It is an arithmetic number, because the mean of its divisors is an integer number (1296435217233).

Almost surely, 2^{4321450724105} is an apocalyptic number.

It is an amenable number.

4321450724105 is a deficient number, since it is larger than the sum of its proper divisors (864290144827).

4321450724105 is an equidigital number, since it uses as much as digits as its factorization.

4321450724105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864290144826.

The product of its (nonzero) digits is 134400, while the sum is 38.

The spelling of 4321450724105 in words is "four trillion, three hundred twenty-one billion, four hundred fifty million, seven hundred twenty-four thousand, one hundred five".