11818017 has 12 divisors (see below), whose sum is σ = 17134884. Its totient is φ = 7848960.

The previous prime is 11818007. The next prime is 11818049. The reversal of 11818017 is 71081811.

It can be written as a sum of positive squares in 2 ways, for example, as 9979281 + 1838736 = 3159^2 + 1356^2 .

It is not a de Polignac number, because 11818017 - 2¹⁴ = 11801633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11818007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 193 + ... + 4865.

It is an arithmetic number, because the mean of its divisors is an integer number (1427907).

Almost surely, 2^11818017 is an apocalyptic number.

It is an amenable number.

11818017 is a deficient number, since it is larger than the sum of its proper divisors (5316867).

11818017 is a wasteful number, since it uses less digits than its factorization.

11818017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4960 (or 4957 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 27.

The square root of 11818017 is about 3437.7342829253. The cubic root of 11818017 is about 227.7796231635.

Adding to 11818017 its reverse (71081811), we get a palindrome (82899828).

The spelling of 11818017 in words is "eleven million, eight hundred eighteen thousand, seventeen".