11240725 has 6 divisors (see below), whose sum is σ = 13938530. Its totient is φ = 8992560.

The previous prime is 11240707. The next prime is 11240743. The reversal of 11240725 is 52704211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11240707) and next prime (11240743).

It can be written as a sum of positive squares in 3 ways, for example, as 3617604 + 7623121 = 1902^2 + 2761^2 .

It is not a de Polignac number, because 11240725 - 2²¹ = 9143573 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11240696 and 11240705.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 224790 + ... + 224839.

Almost surely, 2^11240725 is an apocalyptic number.

It is an amenable number.

11240725 is a deficient number, since it is larger than the sum of its proper divisors (2697805).

11240725 is an equidigital number, since it uses as much as digits as its factorization.

11240725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449639 (or 449634 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 11240725 is about 3352.7190457896. The cubic root of 11240725 is about 224.0086425768.

Adding to 11240725 its reverse (52704211), we get a palindrome (63944936).

The spelling of 11240725 in words is "eleven million, two hundred forty thousand, seven hundred twenty-five".