1104787 has 2 divisors, whose sum is σ = 1104788. Its totient is φ = 1104786.

The previous prime is 1104781. The next prime is 1104791. The reversal of 1104787 is 7874011.

It is a strong prime.

It is an emirp because it is prime and its reverse (7874011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1104787 - 2⁷ = 1104659 is a prime.

It is not a weakly prime, because it can be changed into another prime (1104781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552393 + 552394.

It is an arithmetic number, because the mean of its divisors is an integer number (552394).

2^1104787 is an apocalyptic number.

1104787 is a deficient number, since it is larger than the sum of its proper divisors (1).

1104787 is an equidigital number, since it uses as much as digits as its factorization.

1104787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1568, while the sum is 28.

The square root of 1104787 is about 1051.0884834304. The cubic root of 1104787 is about 103.3775380301.

Adding to 1104787 its reverse (7874011), we get a palindrome (8978798).

It can be divided in two parts, 1104 and 787, that added together give a triangular number (1891 = T₆₁).

The spelling of 1104787 in words is "one million, one hundred four thousand, seven hundred eighty-seven".