53553743 has 2 divisors, whose sum is σ = 53553744. Its totient is φ = 53553742.

The previous prime is 53553733. The next prime is 53553767. The reversal of 53553743 is 34735535.

It is a happy number.

53553743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53553743 - 2⁶ = 53553679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53553733) 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, 26776871 + 26776872.

It is an arithmetic number, because the mean of its divisors is an integer number (26776872).

Almost surely, 2^53553743 is an apocalyptic number.

53553743 is a deficient number, since it is larger than the sum of its proper divisors (1).

53553743 is an equidigital number, since it uses as much as digits as its factorization.

53553743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 94500, while the sum is 35.

The square root of 53553743 is about 7318.0422928540. The cubic root of 53553743 is about 376.9322324702.

The spelling of 53553743 in words is "fifty-three million, five hundred fifty-three thousand, seven hundred forty-three".