996986071 has 16 divisors (see below), whose sum is σ = 1052282880. Its totient is φ = 943316640.

The previous prime is 996986057. The next prime is 996986087. The reversal of 996986071 is 170689699.

It is a cyclic number.

It is not a de Polignac number, because 996986071 - 2¹³ = 996977879 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 (996986971) 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 15 ways as a sum of consecutive naturals, for example, 358930 + ... + 361696.

It is an arithmetic number, because the mean of its divisors is an integer number (65767680).

Almost surely, 2^996986071 is an apocalyptic number.

996986071 is a deficient number, since it is larger than the sum of its proper divisors (55296809).

996986071 is a wasteful number, since it uses less digits than its factorization.

996986071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3054.

The product of its (nonzero) digits is 1469664, while the sum is 55.

The square root of 996986071 is about 31575.0862389955. The cubic root of 996986071 is about 998.9943459990.

The spelling of 996986071 in words is "nine hundred ninety-six million, nine hundred eighty-six thousand, seventy-one".