1916346983 has 2 divisors, whose sum is σ = 1916346984. Its totient is φ = 1916346982.

The previous prime is 1916346937. The next prime is 1916346989. The reversal of 1916346983 is 3896436191.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1916346983 - 2⁶ = 1916346919 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1916346989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 958173491 + 958173492.

It is an arithmetic number, because the mean of its divisors is an integer number (958173492).

Almost surely, 2^1916346983 is an apocalyptic number.

1916346983 is a deficient number, since it is larger than the sum of its proper divisors (1).

1916346983 is an equidigital number, since it uses as much as digits as its factorization.

1916346983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 839808, while the sum is 50.

The square root of 1916346983 is about 43776.1005915328. The cubic root of 1916346983 is about 1242.1042538055.

The spelling of 1916346983 in words is "one billion, nine hundred sixteen million, three hundred forty-six thousand, nine hundred eighty-three".