11253541 has 12 divisors (see below), whose sum is σ = 12905892. Its totient is φ = 9774336.

The previous prime is 11253503. The next prime is 11253553. The reversal of 11253541 is 14535211.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 64516 + 11189025 = 254^2 + 3345^2 .

It is not a de Polignac number, because 11253541 - 2⁹ = 11253029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11253581) 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, 915 + ... + 4831.

It is an arithmetic number, because the mean of its divisors is an integer number (1075491).

Almost surely, 2^11253541 is an apocalyptic number.

It is an amenable number.

11253541 is a deficient number, since it is larger than the sum of its proper divisors (1652351).

11253541 is a wasteful number, since it uses less digits than its factorization.

11253541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3960 (or 3947 counting only the distinct ones).

The product of its digits is 600, while the sum is 22.

The square root of 11253541 is about 3354.6297858333. The cubic root of 11253541 is about 224.0937439791.

Adding to 11253541 its reverse (14535211), we get a palindrome (25788752).

The spelling of 11253541 in words is "eleven million, two hundred fifty-three thousand, five hundred forty-one".