11241556 has 12 divisors (see below), whose sum is σ = 20830068. Its totient is φ = 5290112.

The previous prime is 11241553. The next prime is 11241557. The reversal of 11241556 is 65514211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3027600 + 8213956 = 1740^2 + 2866^2 .

It is a super-2 number, since 2×11241556² = 252745162602272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11241556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11241553) 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, 82591 + ... + 82726.

It is an arithmetic number, because the mean of its divisors is an integer number (1735839).

Almost surely, 2^11241556 is an apocalyptic number.

It is an amenable number.

11241556 is a deficient number, since it is larger than the sum of its proper divisors (9588512).

11241556 is a wasteful number, since it uses less digits than its factorization.

11241556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165338 (or 165336 counting only the distinct ones).

The product of its digits is 1200, while the sum is 25.

The square root of 11241556 is about 3352.8429727621. The cubic root of 11241556 is about 224.0141625824.

Adding to 11241556 its reverse (65514211), we get a palindrome (76755767).

The spelling of 11241556 in words is "eleven million, two hundred forty-one thousand, five hundred fifty-six".