53875543 has 2 divisors, whose sum is σ = 53875544. Its totient is φ = 53875542.

The previous prime is 53875537. The next prime is 53875573. The reversal of 53875543 is 34557835.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53875543 - 2¹³ = 53867351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53875496 and 53875505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53875513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26937771 + 26937772.

It is an arithmetic number, because the mean of its divisors is an integer number (26937772).

Almost surely, 2^53875543 is an apocalyptic number.

53875543 is a deficient number, since it is larger than the sum of its proper divisors (1).

53875543 is an equidigital number, since it uses as much as digits as its factorization.

53875543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252000, while the sum is 40.

The square root of 53875543 is about 7339.9961171652. The cubic root of 53875543 is about 377.6857101253.

The spelling of 53875543 in words is "fifty-three million, eight hundred seventy-five thousand, five hundred forty-three".