28160063 has 2 divisors, whose sum is σ = 28160064. Its totient is φ = 28160062.

The previous prime is 28160047. The next prime is 28160081. The reversal of 28160063 is 36006182.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28160063 - 2⁴ = 28160047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28160023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14080031 + 14080032.

It is an arithmetic number, because the mean of its divisors is an integer number (14080032).

Almost surely, 2^28160063 is an apocalyptic number.

28160063 is the 2837-th centered heptagonal number.

28160063 is a deficient number, since it is larger than the sum of its proper divisors (1).

28160063 is an equidigital number, since it uses as much as digits as its factorization.

28160063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 28160063 is about 5306.6056005699. The cubic root of 28160063 is about 304.2364237414.

The spelling of 28160063 in words is "twenty-eight million, one hundred sixty thousand, sixty-three".