82983997 has 2 divisors, whose sum is σ = 82983998. Its totient is φ = 82983996.

The previous prime is 82983983. The next prime is 82984043. The reversal of 82983997 is 79938928.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46090521 + 36893476 = 6789^2 + 6074^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82983997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83983997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41491998 + 41491999.

It is an arithmetic number, because the mean of its divisors is an integer number (41491999).

Almost surely, 2^82983997 is an apocalyptic number.

It is an amenable number.

82983997 is a deficient number, since it is larger than the sum of its proper divisors (1).

82983997 is an equidigital number, since it uses as much as digits as its factorization.

82983997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 55.

The square root of 82983997 is about 9109.5552580793. Note that the first 3 decimals coincide. The cubic root of 82983997 is about 436.1790307182.

The spelling of 82983997 in words is "eighty-two million, nine hundred eighty-three thousand, nine hundred ninety-seven".