53538343 has 2 divisors, whose sum is σ = 53538344. Its totient is φ = 53538342.

The previous prime is 53538341. The next prime is 53538349. The reversal of 53538343 is 34383535.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53538343 - 2¹ = 53538341 is a prime.

Together with 53538341, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 53538299 and 53538308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53538341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26769171 + 26769172.

It is an arithmetic number, because the mean of its divisors is an integer number (26769172).

Almost surely, 2^53538343 is an apocalyptic number.

53538343 is a deficient number, since it is larger than the sum of its proper divisors (1).

53538343 is an equidigital number, since it uses as much as digits as its factorization.

53538343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 34.

The square root of 53538343 is about 7316.9900232268. The cubic root of 53538343 is about 376.8960985945.

The spelling of 53538343 in words is "fifty-three million, five hundred thirty-eight thousand, three hundred forty-three".