1982735023 has 2 divisors, whose sum is σ = 1982735024. Its totient is φ = 1982735022.

The previous prime is 1982735011. The next prime is 1982735039. The reversal of 1982735023 is 3205372891.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1982735023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1982735003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 991367511 + 991367512.

It is an arithmetic number, because the mean of its divisors is an integer number (991367512).

Almost surely, 2^1982735023 is an apocalyptic number.

1982735023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1982735023 is an equidigital number, since it uses as much as digits as its factorization.

1982735023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 1982735023 is about 44527.9128525019. The cubic root of 1982735023 is about 1256.2851494567.

The spelling of 1982735023 in words is "one billion, nine hundred eighty-two million, seven hundred thirty-five thousand, twenty-three".