4021321353 has 8 divisors (see below), whose sum is σ = 6127727808. Its totient is φ = 2297897904.

The previous prime is 4021321349. The next prime is 4021321387. The reversal of 4021321353 is 3531231204.

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

It is not a de Polignac number, because 4021321353 - 2² = 4021321349 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4021321303) 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 7 ways as a sum of consecutive naturals, for example, 95745726 + ... + 95745767.

It is an arithmetic number, because the mean of its divisors is an integer number (765965976).

Almost surely, 2^4021321353 is an apocalyptic number.

It is an amenable number.

4021321353 is a deficient number, since it is larger than the sum of its proper divisors (2106406455).

4021321353 is a wasteful number, since it uses less digits than its factorization.

4021321353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191491503.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 4021321353 is about 63413.8892751422. The cubic root of 4021321353 is about 1590.2165169329.

Adding to 4021321353 its reverse (3531231204), we get a palindrome (7552552557).

The spelling of 4021321353 in words is "four billion, twenty-one million, three hundred twenty-one thousand, three hundred fifty-three".