11726065 has 12 divisors (see below), whose sum is σ = 15238044. Its totient is φ = 8658624.

The previous prime is 11726053. The next prime is 11726083. The reversal of 11726065 is 56062711.

It can be written as a sum of positive squares in 6 ways, for example, as 5049009 + 6677056 = 2247^2 + 2584^2 .

It is not a de Polignac number, because 11726065 - 2¹³ = 11717873 is a prime.

It is a super-3 number, since 3×11726065³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6094 + ... + 7783.

It is an arithmetic number, because the mean of its divisors is an integer number (1269837).

Almost surely, 2^11726065 is an apocalyptic number.

It is an amenable number.

11726065 is a deficient number, since it is larger than the sum of its proper divisors (3511979).

11726065 is a wasteful number, since it uses less digits than its factorization.

11726065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13908 (or 13895 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 11726065 is about 3424.3342418637. The cubic root of 11726065 is about 227.1873255613.

Adding to 11726065 its reverse (56062711), we get a palindrome (67788776).

The spelling of 11726065 in words is "eleven million, seven hundred twenty-six thousand, sixty-five".