11341521 has 6 divisors (see below), whose sum is σ = 16382210. Its totient is φ = 7561008.

The previous prime is 11341513. The next prime is 11341529. The reversal of 11341521 is 12514311.

11341521 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 is an interprime number because it is at equal distance from previous prime (11341513) and next prime (11341529).

It can be written as a sum of positive squares in only one way, i.e., 10595025 + 746496 = 3255^2 + 864^2 .

It is not a de Polignac number, because 11341521 - 2³ = 11341513 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11341494 and 11341503.

It is not an unprimeable number, because it can be changed into a prime (11341529) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 630076 + ... + 630093.

Almost surely, 2^11341521 is an apocalyptic number.

It is an amenable number.

11341521 is a deficient number, since it is larger than the sum of its proper divisors (5040689).

11341521 is a wasteful number, since it uses less digits than its factorization.

11341521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260175 (or 1260172 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 11341521 is about 3367.7174762738. The cubic root of 11341521 is about 224.6762157662.

Adding to 11341521 its reverse (12514311), we get a palindrome (23855832).

The spelling of 11341521 in words is "eleven million, three hundred forty-one thousand, five hundred twenty-one".