11420429 has 2 divisors, whose sum is σ = 11420430. Its totient is φ = 11420428.

The previous prime is 11420417. The next prime is 11420441. The reversal of 11420429 is 92402411.

It is a balanced prime because it is at equal distance from previous prime (11420417) and next prime (11420441).

It can be written as a sum of positive squares in only one way, i.e., 7279204 + 4141225 = 2698^2 + 2035^2 .

It is an emirp because it is prime and its reverse (92402411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11420429 - 2⁸ = 11420173 is a prime.

It is a Sophie Germain 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 (11420329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5710214 + 5710215.

It is an arithmetic number, because the mean of its divisors is an integer number (5710215).

Almost surely, 2^11420429 is an apocalyptic number.

It is an amenable number.

11420429 is a deficient number, since it is larger than the sum of its proper divisors (1).

11420429 is an equidigital number, since it uses as much as digits as its factorization.

11420429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 11420429 is about 3379.4125229099. The cubic root of 11420429 is about 225.1960694208.

The spelling of 11420429 in words is "eleven million, four hundred twenty thousand, four hundred twenty-nine".