11504243 has 2 divisors, whose sum is σ = 11504244. Its totient is φ = 11504242.

The previous prime is 11504219. The next prime is 11504249. The reversal of 11504243 is 34240511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11504243 - 2¹⁴ = 11487859 is a prime.

It is not a weakly prime, because it can be changed into another prime (11504249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5752121 + 5752122.

It is an arithmetic number, because the mean of its divisors is an integer number (5752122).

Almost surely, 2^11504243 is an apocalyptic number.

11504243 is a deficient number, since it is larger than the sum of its proper divisors (1).

11504243 is an equidigital number, since it uses as much as digits as its factorization.

11504243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 11504243 is about 3391.7905300888. The cubic root of 11504243 is about 225.7456283873.

Adding to 11504243 its reverse (34240511), we get a palindrome (45744754).

The spelling of 11504243 in words is "eleven million, five hundred four thousand, two hundred forty-three".