11529901 has 2 divisors, whose sum is σ = 11529902. Its totient is φ = 11529900.

The previous prime is 11529863. The next prime is 11529929. The reversal of 11529901 is 10992511.

It is an a-pointer prime, because the next prime (11529929) can be obtained adding 11529901 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6007401 + 5522500 = 2451^2 + 2350^2 .

It is a cyclic number.

It is not a de Polignac number, because 11529901 - 2⁷ = 11529773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11529901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11529101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5764950 + 5764951.

It is an arithmetic number, because the mean of its divisors is an integer number (5764951).

Almost surely, 2^11529901 is an apocalyptic number.

It is an amenable number.

11529901 is a deficient number, since it is larger than the sum of its proper divisors (1).

11529901 is an equidigital number, since it uses as much as digits as its factorization.

11529901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 28.

The square root of 11529901 is about 3395.5707914871. The cubic root of 11529901 is about 225.9133311657.

The spelling of 11529901 in words is "eleven million, five hundred twenty-nine thousand, nine hundred one".