1016980791 has 8 divisors (see below), whose sum is σ = 1368414960. Its totient is φ = 671766912.

The previous prime is 1016980781. The next prime is 1016980793. The reversal of 1016980791 is 1970896101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1016980791 - 2⁷ = 1016980663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016980793) 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 7 ways as a sum of consecutive naturals, for example, 1554690 + ... + 1555343.

It is an arithmetic number, because the mean of its divisors is an integer number (171051870).

Almost surely, 2^1016980791 is an apocalyptic number.

1016980791 is a deficient number, since it is larger than the sum of its proper divisors (351434169).

1016980791 is a wasteful number, since it uses less digits than its factorization.

1016980791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3110145.

The product of its (nonzero) digits is 27216, while the sum is 42.

The square root of 1016980791 is about 31890.1362649958. The cubic root of 1016980791 is about 1005.6285239471.

The spelling of 1016980791 in words is "one billion, sixteen million, nine hundred eighty thousand, seven hundred ninety-one".