78893083 has 2 divisors, whose sum is σ = 78893084. Its totient is φ = 78893082.

The previous prime is 78893063. The next prime is 78893099. The reversal of 78893083 is 38039887.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 78893083 - 2²¹ = 76795931 is a prime.

It is not a weakly prime, because it can be changed into another prime (78893053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39446541 + 39446542.

It is an arithmetic number, because the mean of its divisors is an integer number (39446542).

Almost surely, 2^78893083 is an apocalyptic number.

78893083 is a deficient number, since it is larger than the sum of its proper divisors (1).

78893083 is an equidigital number, since it uses as much as digits as its factorization.

78893083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 78893083 is about 8882.1778297893. The cubic root of 78893083 is about 428.8903840941.

The spelling of 78893083 in words is "seventy-eight million, eight hundred ninety-three thousand, eighty-three".