11485765 has 4 divisors (see below), whose sum is σ = 13782924. Its totient is φ = 9188608.

The previous prime is 11485757. The next prime is 11485807. The reversal of 11485765 is 56758411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6548481 + 4937284 = 2559^2 + 2222^2 .

It is a cyclic number.

It is not a de Polignac number, because 11485765 - 2³ = 11485757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1148572 + ... + 1148581.

It is an arithmetic number, because the mean of its divisors is an integer number (3445731).

Almost surely, 2^11485765 is an apocalyptic number.

It is an amenable number.

11485765 is a deficient number, since it is larger than the sum of its proper divisors (2297159).

11485765 is an equidigital number, since it uses as much as digits as its factorization.

11485765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2297158.

The product of its digits is 33600, while the sum is 37.

The square root of 11485765 is about 3389.0655054159. The cubic root of 11485765 is about 225.6247001630.

The spelling of 11485765 in words is "eleven million, four hundred eighty-five thousand, seven hundred sixty-five".