11290709 has 2 divisors, whose sum is σ = 11290710. Its totient is φ = 11290708.

The previous prime is 11290679. The next prime is 11290717. The reversal of 11290709 is 90709211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11035684 + 255025 = 3322^2 + 505^2 .

It is a cyclic number.

It is not a de Polignac number, because 11290709 - 2⁸ = 11290453 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 (11298709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5645354 + 5645355.

It is an arithmetic number, because the mean of its divisors is an integer number (5645355).

Almost surely, 2^11290709 is an apocalyptic number.

It is an amenable number.

11290709 is a deficient number, since it is larger than the sum of its proper divisors (1).

11290709 is an equidigital number, since it uses as much as digits as its factorization.

11290709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 29.

The square root of 11290709 is about 3360.1650257093. The cubic root of 11290709 is about 224.3401838422.

The spelling of 11290709 in words is "eleven million, two hundred ninety thousand, seven hundred nine".