1016797943 has 8 divisors (see below), whose sum is σ = 1162261920. Its totient is φ = 871385760.

The previous prime is 1016797933. The next prime is 1016797973. The reversal of 1016797943 is 3497976101.

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

It is not a de Polignac number, because 1016797943 - 2¹² = 1016793847 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 (1016797933) 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, 48713 + ... + 66381.

It is an arithmetic number, because the mean of its divisors is an integer number (145282740).

Almost surely, 2^1016797943 is an apocalyptic number.

1016797943 is a deficient number, since it is larger than the sum of its proper divisors (145463977).

1016797943 is an equidigital number, since it uses as much as digits as its factorization.

1016797943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25897.

The product of its (nonzero) digits is 285768, while the sum is 47.

The square root of 1016797943 is about 31887.2692935598. The cubic root of 1016797943 is about 1005.5682513614.

The spelling of 1016797943 in words is "one billion, sixteen million, seven hundred ninety-seven thousand, nine hundred forty-three".