11310749 has 2 divisors, whose sum is σ = 11310750. Its totient is φ = 11310748.

The previous prime is 11310737. The next prime is 11310773. The reversal of 11310749 is 94701311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6666724 + 4644025 = 2582^2 + 2155^2 .

It is a cyclic number.

It is not a de Polignac number, because 11310749 - 2²⁰ = 10262173 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11310709) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5655374 + 5655375.

It is an arithmetic number, because the mean of its divisors is an integer number (5655375).

Almost surely, 2^11310749 is an apocalyptic number.

It is an amenable number.

11310749 is a deficient number, since it is larger than the sum of its proper divisors (1).

11310749 is an equidigital number, since it uses as much as digits as its factorization.

11310749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 11310749 is about 3363.1457000850. The cubic root of 11310749 is about 224.4728333223.

The spelling of 11310749 in words is "eleven million, three hundred ten thousand, seven hundred forty-nine".