9964020683 has 4 divisors (see below), whose sum is σ = 9965961720. Its totient is φ = 9962079648.

The previous prime is 9964020667. The next prime is 9964020697. The reversal of 9964020683 is 3860204699.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9964020683 - 2⁴ = 9964020667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9964020383) 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 3 ways as a sum of consecutive naturals, for example, 962798 + ... + 973091.

It is an arithmetic number, because the mean of its divisors is an integer number (2491490430).

Almost surely, 2^9964020683 is an apocalyptic number.

9964020683 is a deficient number, since it is larger than the sum of its proper divisors (1941037).

9964020683 is a wasteful number, since it uses less digits than its factorization.

9964020683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1941036.

The product of its (nonzero) digits is 559872, while the sum is 47.

The square root of 9964020683 is about 99819.9413093396. The cubic root of 9964020683 is about 2151.8477487118.

The spelling of 9964020683 in words is "nine billion, nine hundred sixty-four million, twenty thousand, six hundred eighty-three".