11124761 has 2 divisors, whose sum is σ = 11124762. Its totient is φ = 11124760.

The previous prime is 11124731. The next prime is 11124767. The reversal of 11124761 is 16742111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6528025 + 4596736 = 2555^2 + 2144^2 .

It is an emirp because it is prime and its reverse (16742111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11124761 is a prime.

It is not a weakly prime, because it can be changed into another prime (11124767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5562380 + 5562381.

It is an arithmetic number, because the mean of its divisors is an integer number (5562381).

Almost surely, 2^11124761 is an apocalyptic number.

It is an amenable number.

11124761 is a deficient number, since it is larger than the sum of its proper divisors (1).

11124761 is an equidigital number, since it uses as much as digits as its factorization.

11124761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 336, while the sum is 23.

The square root of 11124761 is about 3335.3801882244. The cubic root of 11124761 is about 223.2356561549.

Adding to 11124761 its reverse (16742111), we get a palindrome (27866872).

The spelling of 11124761 in words is "eleven million, one hundred twenty-four thousand, seven hundred sixty-one".