11540266 has 8 divisors (see below), whose sum is σ = 17469540. Its totient is φ = 5717088.

The previous prime is 11540261. The next prime is 11540267. The reversal of 11540266 is 66204511.

It can be written as a sum of positive squares in 2 ways, for example, as 11029041 + 511225 = 3321^2 + 715^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11540266.

It is not an unprimeable number, because it can be changed into a prime (11540261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26251 + ... + 26686.

Almost surely, 2^11540266 is an apocalyptic number.

11540266 is a deficient number, since it is larger than the sum of its proper divisors (5929274).

11540266 is a wasteful number, since it uses less digits than its factorization.

11540266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53048.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 11540266 is about 3397.0967015968. The cubic root of 11540266 is about 225.9810070968.

Adding to 11540266 its reverse (66204511), we get a palindrome (77744777).

The spelling of 11540266 in words is "eleven million, five hundred forty thousand, two hundred sixty-six".