11770065 has 12 divisors (see below), whose sum is σ = 20401524. Its totient is φ = 6277344.

The previous prime is 11770051. The next prime is 11770093. The reversal of 11770065 is 56007711.

11770065 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2259009 + 9511056 = 1503^2 + 3084^2 .

It is not a de Polignac number, because 11770065 - 2⁸ = 11769809 is a prime.

It is a congruent 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, 130734 + ... + 130823.

It is an arithmetic number, because the mean of its divisors is an integer number (1700127).

Almost surely, 2^11770065 is an apocalyptic number.

11770065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11770065 is a deficient number, since it is larger than the sum of its proper divisors (8631459).

11770065 is a wasteful number, since it uses less digits than its factorization.

11770065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261568 (or 261565 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 27.

The square root of 11770065 is about 3430.7528328342. The cubic root of 11770065 is about 227.4711310629.

Adding to 11770065 its reverse (56007711), we get a palindrome (67777776).

The spelling of 11770065 in words is "eleven million, seven hundred seventy thousand, sixty-five".