4130060721 has 4 divisors (see below), whose sum is σ = 5506747632. Its totient is φ = 2753373812.

The previous prime is 4130060717. The next prime is 4130060741. The reversal of 4130060721 is 1270600314.

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 not a de Polignac number, because 4130060721 - 2² = 4130060717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4130060691 and 4130060700.

It is not an unprimeable number, because it can be changed into a prime (4130060741) by changing a digit.

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, 688343451 + ... + 688343456.

It is an arithmetic number, because the mean of its divisors is an integer number (1376686908).

Almost surely, 2^4130060721 is an apocalyptic number.

It is an amenable number.

4130060721 is a deficient number, since it is larger than the sum of its proper divisors (1376686911).

4130060721 is a wasteful number, since it uses less digits than its factorization.

4130060721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376686910.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 4130060721 is about 64265.5484766138. The cubic root of 4130060721 is about 1604.4227529839.

The spelling of 4130060721 in words is "four billion, one hundred thirty million, sixty thousand, seven hundred twenty-one".