4501713721 has 4 divisors (see below), whose sum is σ = 4597494912. Its totient is φ = 4405932532.

The previous prime is 4501713673. The next prime is 4501713739. The reversal of 4501713721 is 1273171054.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4501713721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4501213721) 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, 47890525 + ... + 47890618.

It is an arithmetic number, because the mean of its divisors is an integer number (1149373728).

Almost surely, 2^4501713721 is an apocalyptic number.

It is an amenable number.

4501713721 is a deficient number, since it is larger than the sum of its proper divisors (95781191).

4501713721 is an equidigital number, since it uses as much as digits as its factorization.

4501713721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95781190.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 4501713721 is about 67094.8114312873. The cubic root of 4501713721 is about 1651.1731749623.

Adding to 4501713721 its reverse (1273171054), we get a palindrome (5774884775).

It can be divided in two parts, 450 and 1713721, that added together give a palindrome (1714171).

The spelling of 4501713721 in words is "four billion, five hundred one million, seven hundred thirteen thousand, seven hundred twenty-one".