53549347 has 2 divisors, whose sum is σ = 53549348. Its totient is φ = 53549346.

The previous prime is 53549339. The next prime is 53549357. The reversal of 53549347 is 74394535.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53549347 - 2³ = 53549339 is a prime.

It is not a weakly prime, because it can be changed into another prime (53549317) 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, 26774673 + 26774674.

It is an arithmetic number, because the mean of its divisors is an integer number (26774674).

Almost surely, 2^53549347 is an apocalyptic number.

53549347 is a deficient number, since it is larger than the sum of its proper divisors (1).

53549347 is an equidigital number, since it uses as much as digits as its factorization.

53549347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 40.

The square root of 53549347 is about 7317.7419331376. The cubic root of 53549347 is about 376.9219185977.

The spelling of 53549347 in words is "fifty-three million, five hundred forty-nine thousand, three hundred forty-seven".