28411087 has 2 divisors, whose sum is σ = 28411088. Its totient is φ = 28411086.

The previous prime is 28411051. The next prime is 28411091. The reversal of 28411087 is 78011482.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28411087 - 2¹⁹ = 27886799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28411987) 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, 14205543 + 14205544.

It is an arithmetic number, because the mean of its divisors is an integer number (14205544).

Almost surely, 2^28411087 is an apocalyptic number.

28411087 is a deficient number, since it is larger than the sum of its proper divisors (1).

28411087 is an equidigital number, since it uses as much as digits as its factorization.

28411087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 31.

The square root of 28411087 is about 5330.2051555264. The cubic root of 28411087 is about 305.1377573532.

The spelling of 28411087 in words is "twenty-eight million, four hundred eleven thousand, eighty-seven".