11340657 has 12 divisors (see below), whose sum is σ = 16443700. Its totient is φ = 7531488.

The previous prime is 11340643. The next prime is 11340661. The reversal of 11340657 is 75604311.

11340657 is a `hidden beast` number, since 1 + 1 + 3 + 4 + 0 + 657 = 666.

11340657 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 5035536 + 6305121 = 2244^2 + 2511^2 .

It is not a de Polignac number, because 11340657 - 2⁸ = 11340401 is a prime.

It is a super-2 number, since 2×11340657² = 257221002383298, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11340657.

It is not an unprimeable number, because it can be changed into a prime (11340257) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219 + ... + 4767.

Almost surely, 2^11340657 is an apocalyptic number.

It is an amenable number.

11340657 is a deficient number, since it is larger than the sum of its proper divisors (5103043).

11340657 is a wasteful number, since it uses less digits than its factorization.

11340657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4832 (or 4829 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 11340657 is about 3367.5891970370. The cubic root of 11340657 is about 224.6705103239.

Adding to 11340657 its reverse (75604311), we get a palindrome (86944968).

The spelling of 11340657 in words is "eleven million, three hundred forty thousand, six hundred fifty-seven".