11081803 has 2 divisors, whose sum is σ = 11081804. Its totient is φ = 11081802.

The previous prime is 11081789. The next prime is 11081827. The reversal of 11081803 is 30818011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11081803 - 2⁵ = 11081771 is a prime.

It is not a weakly prime, because it can be changed into another prime (11081843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5540901 + 5540902.

It is an arithmetic number, because the mean of its divisors is an integer number (5540902).

Almost surely, 2^11081803 is an apocalyptic number.

11081803 is a deficient number, since it is larger than the sum of its proper divisors (1).

11081803 is an equidigital number, since it uses as much as digits as its factorization.

11081803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 22.

The square root of 11081803 is about 3328.9342138288. The cubic root of 11081803 is about 222.9479457821.

Adding to 11081803 its reverse (30818011), we get a palindrome (41899814).

The spelling of 11081803 in words is "eleven million, eighty-one thousand, eight hundred three".