27980083 has 2 divisors, whose sum is σ = 27980084. Its totient is φ = 27980082.

The previous prime is 27980063. The next prime is 27980111. The reversal of 27980083 is 38008972.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27980083 - 2¹⁷ = 27849011 is a prime.

It is not a weakly prime, because it can be changed into another prime (27980023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13990041 + 13990042.

It is an arithmetic number, because the mean of its divisors is an integer number (13990042).

Almost surely, 2^27980083 is an apocalyptic number.

27980083 is a deficient number, since it is larger than the sum of its proper divisors (1).

27980083 is an equidigital number, since it uses as much as digits as its factorization.

27980083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 27980083 is about 5289.6203077348. The cubic root of 27980083 is about 303.5868804157.

The spelling of 27980083 in words is "twenty-seven million, nine hundred eighty thousand, eighty-three".