7800000083 has 2 divisors, whose sum is σ = 7800000084. Its totient is φ = 7800000082.

The previous prime is 7800000017. The next prime is 7800000101. The reversal of 7800000083 is 3800000087.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7800000083 - 2¹⁴ = 7799983699 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7799999998 and 7800000061.

It is not a weakly prime, because it can be changed into another prime (7800002083) 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, 3900000041 + 3900000042.

It is an arithmetic number, because the mean of its divisors is an integer number (3900000042).

Almost surely, 2^7800000083 is an apocalyptic number.

7800000083 is a deficient number, since it is larger than the sum of its proper divisors (1).

7800000083 is an equidigital number, since it uses as much as digits as its factorization.

7800000083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 7800000083 is about 88317.6091331734. The cubic root of 7800000083 is about 1983.1924897152.

The spelling of 7800000083 in words is "seven billion, eight hundred million, eighty-three", and thus it is an aban number.