1007983 has 4 divisors (see below), whose sum is σ = 1010920. Its totient is φ = 1005048.

The previous prime is 1007977. The next prime is 1008001. The reversal of 1007983 is 3897001.

1007983 is nontrivially palindromic in base 16.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1007983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1007933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 873 + ... + 1666.

It is an arithmetic number, because the mean of its divisors is an integer number (252730).

2^1007983 is an apocalyptic number.

1007983 is a deficient number, since it is larger than the sum of its proper divisors (2937).

1007983 is an equidigital number, since it uses as much as digits as its factorization.

1007983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2936.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 1007983 is about 1003.9835656025. The cubic root of 1007983 is about 100.2653950317.

The spelling of 1007983 in words is "one million, seven thousand, nine hundred eighty-three".