983512321 has 9 divisors (see below), whose sum is σ = 1081430049. Its totient is φ = 893788500.

The previous prime is 983512273. The next prime is 983512331. The reversal of 983512321 is 123215389.

The square root of 983512321 is 31361.

It is a perfect power (a square), and thus also a powerful number.

983512321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 983512321 - 2⁷ = 983512193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (983512331) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 343546 + ... + 346396.

Almost surely, 2^983512321 is an apocalyptic number.

983512321 is the 31361-st square number.

983512321 is the 15681-st centered octagonal number.

It is an amenable number.

983512321 is a deficient number, since it is larger than the sum of its proper divisors (97917728).

983512321 is an frugal number, since it uses more digits than its factorization.

983512321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5724 (or 2862 counting only the distinct ones).

The product of its digits is 12960, while the sum is 34.

The cubic root of 983512321 is about 994.4736224108.

The spelling of 983512321 in words is "nine hundred eighty-three million, five hundred twelve thousand, three hundred twenty-one".