11320129 has 2 divisors, whose sum is σ = 11320130. Its totient is φ = 11320128.

The previous prime is 11320097. The next prime is 11320151. The reversal of 11320129 is 92102311.

11320129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8133904 + 3186225 = 2852^2 + 1785^2 .

It is a cyclic number.

It is not a de Polignac number, because 11320129 - 2⁵ = 11320097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11320189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5660064 + 5660065.

It is an arithmetic number, because the mean of its divisors is an integer number (5660065).

Almost surely, 2^11320129 is an apocalyptic number.

It is an amenable number.

11320129 is a deficient number, since it is larger than the sum of its proper divisors (1).

11320129 is an equidigital number, since it uses as much as digits as its factorization.

11320129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 11320129 is about 3364.5399388326. The cubic root of 11320129 is about 224.5348679232.

It can be divided in two parts, 11320 and 129, that added together give a square (11449 = 107²).

The spelling of 11320129 in words is "eleven million, three hundred twenty thousand, one hundred twenty-nine".