1996938903 has 8 divisors (see below), whose sum is σ = 2690034928. Its totient is φ = 1317567744.

The previous prime is 1996938899. The next prime is 1996938941. The reversal of 1996938903 is 3098396991.

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

It is not a de Polignac number, because 1996938903 - 2² = 1996938899 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 (1996937903) 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, 3430876 + ... + 3431457.

It is an arithmetic number, because the mean of its divisors is an integer number (336254366).

Almost surely, 2^1996938903 is an apocalyptic number.

1996938903 is a deficient number, since it is larger than the sum of its proper divisors (693096025).

1996938903 is an equidigital number, since it uses as much as digits as its factorization.

1996938903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6862433.

The product of its (nonzero) digits is 2834352, while the sum is 57.

The square root of 1996938903 is about 44687.1223396629. The cubic root of 1996938903 is about 1259.2779315843.

The spelling of 1996938903 in words is "one billion, nine hundred ninety-six million, nine hundred thirty-eight thousand, nine hundred three".