11042501 has 2 divisors, whose sum is σ = 11042502. Its totient is φ = 11042500.

The previous prime is 11042453. The next prime is 11042513. The reversal of 11042501 is 10524011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7236100 + 3806401 = 2690^2 + 1951^2 .

It is a cyclic number.

It is not a de Polignac number, because 11042501 - 2¹⁰ = 11041477 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11042531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5521250 + 5521251.

It is an arithmetic number, because the mean of its divisors is an integer number (5521251).

Almost surely, 2^11042501 is an apocalyptic number.

It is an amenable number.

11042501 is a deficient number, since it is larger than the sum of its proper divisors (1).

11042501 is an equidigital number, since it uses as much as digits as its factorization.

11042501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 11042501 is about 3323.0258801279. The cubic root of 11042501 is about 222.6840693706.

Adding to 11042501 its reverse (10524011), we get a palindrome (21566512).

The spelling of 11042501 in words is "eleven million, forty-two thousand, five hundred one".