53293543 has 2 divisors, whose sum is σ = 53293544. Its totient is φ = 53293542.

The previous prime is 53293519. The next prime is 53293547. The reversal of 53293543 is 34539235.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53293543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53293499 and 53293508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53293547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26646771 + 26646772.

It is an arithmetic number, because the mean of its divisors is an integer number (26646772).

Almost surely, 2^53293543 is an apocalyptic number.

53293543 is a deficient number, since it is larger than the sum of its proper divisors (1).

53293543 is an equidigital number, since it uses as much as digits as its factorization.

53293543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48600, while the sum is 34.

The square root of 53293543 is about 7300.2426671995. The cubic root of 53293543 is about 376.3207779197.

The spelling of 53293543 in words is "fifty-three million, two hundred ninety-three thousand, five hundred forty-three".