11054987 has 2 divisors, whose sum is σ = 11054988. Its totient is φ = 11054986.

The previous prime is 11054977. The next prime is 11055001. The reversal of 11054987 is 78945011.

It is a weak prime.

It is an emirp because it is prime and its reverse (78945011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11054987 - 2⁸ = 11054731 is a prime.

It is a plaindrome in base 14.

It is not a weakly prime, because it can be changed into another prime (11054977) 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, 5527493 + 5527494.

It is an arithmetic number, because the mean of its divisors is an integer number (5527494).

Almost surely, 2^11054987 is an apocalyptic number.

11054987 is a deficient number, since it is larger than the sum of its proper divisors (1).

11054987 is an equidigital number, since it uses as much as digits as its factorization.

11054987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 11054987 is about 3324.9040587662. The cubic root of 11054987 is about 222.7679690229.

Adding to 11054987 its reverse (78945011), we get a palindrome (89999998).

The spelling of 11054987 in words is "eleven million, fifty-four thousand, nine hundred eighty-seven".