983823513 has 16 divisors (see below), whose sum is σ = 1323591360. Its totient is φ = 649986624.

The previous prime is 983823497. The next prime is 983823517. The reversal of 983823513 is 315328389.

It is not a de Polignac number, because 983823513 - 2⁴ = 983823497 is a prime.

It is a super-2 number, since 2×983823513² = 1935817409463322338, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (983823517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270495 + ... + 274107.

It is an arithmetic number, because the mean of its divisors is an integer number (82724460).

Almost surely, 2^983823513 is an apocalyptic number.

It is an amenable number.

983823513 is a deficient number, since it is larger than the sum of its proper divisors (339767847).

983823513 is a wasteful number, since it uses less digits than its factorization.

983823513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4408.

The product of its digits is 155520, while the sum is 42.

The square root of 983823513 is about 31365.9610565339. The cubic root of 983823513 is about 994.5784981013.

The spelling of 983823513 in words is "nine hundred eighty-three million, eight hundred twenty-three thousand, five hundred thirteen".