4659821321 has 16 divisors (see below), whose sum is σ = 4960932480. Its totient is φ = 4367151360.

The previous prime is 4659821317. The next prime is 4659821323. The reversal of 4659821321 is 1231289564.

It is a cyclic number.

It is not a de Polignac number, because 4659821321 - 2² = 4659821317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4659821323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1071770 + ... + 1076108.

It is an arithmetic number, because the mean of its divisors is an integer number (310058280).

Almost surely, 2^4659821321 is an apocalyptic number.

It is an amenable number.

4659821321 is a deficient number, since it is larger than the sum of its proper divisors (301111159).

4659821321 is a wasteful number, since it uses less digits than its factorization.

4659821321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5296.

The product of its digits is 103680, while the sum is 41.

The square root of 4659821321 is about 68262.8839194478. The cubic root of 4659821321 is about 1670.2818223510.

The spelling of 4659821321 in words is "four billion, six hundred fifty-nine million, eight hundred twenty-one thousand, three hundred twenty-one".