4315420021 has 8 divisors (see below), whose sum is σ = 4708209600. Its totient is φ = 3922710240.

The previous prime is 4315420019. The next prime is 4315420037. The reversal of 4315420021 is 1200245134.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4315420021 - 2¹ = 4315420019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4315419974 and 4315420001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4315424021) 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 7 ways as a sum of consecutive naturals, for example, 182560 + ... + 204838.

It is an arithmetic number, because the mean of its divisors is an integer number (588526200).

Almost surely, 2^4315420021 is an apocalyptic number.

It is an amenable number.

4315420021 is a deficient number, since it is larger than the sum of its proper divisors (392789579).

4315420021 is a wasteful number, since it uses less digits than its factorization.

4315420021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39899.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 4315420021 is about 65691.8565805534. The cubic root of 4315420021 is about 1628.0748120102.

Adding to 4315420021 its reverse (1200245134), we get a palindrome (5515665155).

The spelling of 4315420021 in words is "four billion, three hundred fifteen million, four hundred twenty thousand, twenty-one".