7832780983 has 2 divisors, whose sum is σ = 7832780984. Its totient is φ = 7832780982.

The previous prime is 7832780981. The next prime is 7832781023. The reversal of 7832780983 is 3890872387.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7832780983 - 2¹ = 7832780981 is a prime.

It is a super-2 number, since 2×7832780983² (a number of 21 digits) contains 22 as substring.

Together with 7832780981, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7832780981) 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 as a sum of consecutive naturals, namely, 3916390491 + 3916390492.

It is an arithmetic number, because the mean of its divisors is an integer number (3916390492).

Almost surely, 2^7832780983 is an apocalyptic number.

7832780983 is a deficient number, since it is larger than the sum of its proper divisors (1).

7832780983 is an equidigital number, since it uses as much as digits as its factorization.

7832780983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4064256, while the sum is 55.

The square root of 7832780983 is about 88502.9998531123. Note that the first 3 decimals coincide. The cubic root of 7832780983 is about 1985.9668475275.

The spelling of 7832780983 in words is "seven billion, eight hundred thirty-two million, seven hundred eighty thousand, nine hundred eighty-three".