11313765 has 12 divisors (see below), whose sum is σ = 19610604. Its totient is φ = 6033984.

The previous prime is 11313763. The next prime is 11313811. The reversal of 11313765 is 56731311.

It can be written as a sum of positive squares in 2 ways, for example, as 6305121 + 5008644 = 2511^2 + 2238^2 .

It is not a de Polignac number, because 11313765 - 2¹ = 11313763 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11313761) 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, 125664 + ... + 125753.

It is an arithmetic number, because the mean of its divisors is an integer number (1634217).

Almost surely, 2^11313765 is an apocalyptic number.

11313765 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11313765 is a deficient number, since it is larger than the sum of its proper divisors (8296839).

11313765 is a wasteful number, since it uses less digits than its factorization.

11313765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251428 (or 251425 counting only the distinct ones).

The product of its digits is 1890, while the sum is 27.

The square root of 11313765 is about 3363.5940599305. The cubic root of 11313765 is about 224.4927833686.

The spelling of 11313765 in words is "eleven million, three hundred thirteen thousand, seven hundred sixty-five".