53524543 has 2 divisors, whose sum is σ = 53524544. Its totient is φ = 53524542.

The previous prime is 53524487. The next prime is 53524547. The reversal of 53524543 is 34542535.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53524543 is a prime.

It is equal to p_3199504 and since 53524543 and 3199504 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53524547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26762271 + 26762272.

It is an arithmetic number, because the mean of its divisors is an integer number (26762272).

Almost surely, 2^53524543 is an apocalyptic number.

53524543 is a deficient number, since it is larger than the sum of its proper divisors (1).

53524543 is an equidigital number, since it uses as much as digits as its factorization.

53524543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36000, while the sum is 31.

The square root of 53524543 is about 7316.0469517356. The cubic root of 53524543 is about 376.8637130006.

The spelling of 53524543 in words is "fifty-three million, five hundred twenty-four thousand, five hundred forty-three".