53007743 has 2 divisors, whose sum is σ = 53007744. Its totient is φ = 53007742.

The previous prime is 53007727. The next prime is 53007761. The reversal of 53007743 is 34770035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53007743 - 2⁴ = 53007727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53007443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26503871 + 26503872.

It is an arithmetic number, because the mean of its divisors is an integer number (26503872).

Almost surely, 2^53007743 is an apocalyptic number.

53007743 is a deficient number, since it is larger than the sum of its proper divisors (1).

53007743 is an equidigital number, since it uses as much as digits as its factorization.

53007743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 29.

The square root of 53007743 is about 7280.6416612823. The cubic root of 53007743 is about 375.6468669343.

Adding to 53007743 its reverse (34770035), we get a palindrome (87777778).

The spelling of 53007743 in words is "fifty-three million, seven thousand, seven hundred forty-three".