11440377 has 24 divisors (see below), whose sum is σ = 17910984. Its totient is φ = 6994944.

The previous prime is 11440357. The next prime is 11440391. The reversal of 11440377 is 77304411.

It can be written as a sum of positive squares in 4 ways, for example, as 9216 + 11431161 = 96^2 + 3381^2 .

It is not a de Polignac number, because 11440377 - 2⁷ = 11440249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11440377.

It is not an unprimeable number, because it can be changed into a prime (11440307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32233 + ... + 32585.

It is an arithmetic number, because the mean of its divisors is an integer number (746291).

Almost surely, 2^11440377 is an apocalyptic number.

It is an amenable number.

11440377 is a deficient number, since it is larger than the sum of its proper divisors (6470607).

11440377 is a wasteful number, since it uses less digits than its factorization.

11440377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649 (or 646 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 11440377 is about 3382.3626357917. The cubic root of 11440377 is about 225.3271093967.

Adding to 11440377 its reverse (77304411), we get a palindrome (88744788).

The spelling of 11440377 in words is "eleven million, four hundred forty thousand, three hundred seventy-seven".