53660429 has 2 divisors, whose sum is σ = 53660430. Its totient is φ = 53660428.

The previous prime is 53660401. The next prime is 53660437. The reversal of 53660429 is 92406635.

53660429 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., 50438404 + 3222025 = 7102^2 + 1795^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53660429 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 (53660459) 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, 26830214 + 26830215.

It is an arithmetic number, because the mean of its divisors is an integer number (26830215).

Almost surely, 2^53660429 is an apocalyptic number.

It is an amenable number.

53660429 is a deficient number, since it is larger than the sum of its proper divisors (1).

53660429 is an equidigital number, since it uses as much as digits as its factorization.

53660429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 53660429 is about 7325.3279107491. The cubic root of 53660429 is about 377.1823657381.

The spelling of 53660429 in words is "fifty-three million, six hundred sixty thousand, four hundred twenty-nine".