11020987 has 2 divisors, whose sum is σ = 11020988. Its totient is φ = 11020986.

The previous prime is 11020973. The next prime is 11020991. The reversal of 11020987 is 78902011.

11020987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11020987 - 2⁷ = 11020859 is a prime.

It is not a weakly prime, because it can be changed into another prime (11020927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510493 + 5510494.

It is an arithmetic number, because the mean of its divisors is an integer number (5510494).

Almost surely, 2^11020987 is an apocalyptic number.

11020987 is a deficient number, since it is larger than the sum of its proper divisors (1).

11020987 is an equidigital number, since it uses as much as digits as its factorization.

11020987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 28.

The square root of 11020987 is about 3319.7871919748. The cubic root of 11020987 is about 222.5393575960.

Adding to 11020987 its reverse (78902011), we get a palindrome (89922998).

The spelling of 11020987 in words is "eleven million, twenty thousand, nine hundred eighty-seven".