11021673 has 12 divisors (see below), whose sum is σ = 15913680. Its totient is φ = 6782256.

The previous prime is 11021639. The next prime is 11021683. The reversal of 11021673 is 37612011.

It is not a de Polignac number, because 11021673 - 2¹⁰ = 11020649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11021683) 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 in 11 ways as a sum of consecutive naturals, for example, 10363 + ... + 11376.

It is an arithmetic number, because the mean of its divisors is an integer number (1326140).

Almost surely, 2^11021673 is an apocalyptic number.

11021673 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11021673 is a deficient number, since it is larger than the sum of its proper divisors (4892007).

11021673 is a wasteful number, since it uses less digits than its factorization.

11021673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21768 (or 21755 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 11021673 is about 3319.8905102428. The cubic root of 11021673 is about 222.5439748120.

Adding to 11021673 its reverse (37612011), we get a palindrome (48633684).

It can be divided in two parts, 1102 and 1673, that added together give a triangular number (2775 = T₇₄).

The spelling of 11021673 in words is "eleven million, twenty-one thousand, six hundred seventy-three".