11248511 has 4 divisors (see below), whose sum is σ = 11262552. Its totient is φ = 11234472.

The previous prime is 11248507. The next prime is 11248529. The reversal of 11248511 is 11584211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11248511 - 2² = 11248507 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 (11248571) 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, 5741 + ... + 7446.

It is an arithmetic number, because the mean of its divisors is an integer number (2815638).

Almost surely, 2^11248511 is an apocalyptic number.

11248511 is a deficient number, since it is larger than the sum of its proper divisors (14041).

11248511 is an equidigital number, since it uses as much as digits as its factorization.

11248511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14040.

The product of its digits is 320, while the sum is 23.

The square root of 11248511 is about 3353.8799918900. The cubic root of 11248511 is about 224.0603512448.

The spelling of 11248511 in words is "eleven million, two hundred forty-eight thousand, five hundred eleven".