28976603 has 2 divisors, whose sum is σ = 28976604. Its totient is φ = 28976602.

The previous prime is 28976593. The next prime is 28976609. The reversal of 28976603 is 30667982.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28976603 - 2¹⁴ = 28960219 is a prime.

It is not a weakly prime, because it can be changed into another prime (28976609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14488301 + 14488302.

It is an arithmetic number, because the mean of its divisors is an integer number (14488302).

Almost surely, 2^28976603 is an apocalyptic number.

28976603 is a deficient number, since it is larger than the sum of its proper divisors (1).

28976603 is an equidigital number, since it uses as much as digits as its factorization.

28976603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 28976603 is about 5382.9920118834. The cubic root of 28976603 is about 307.1490362042.

The spelling of 28976603 in words is "twenty-eight million, nine hundred seventy-six thousand, six hundred three".