54828143 has 2 divisors, whose sum is σ = 54828144. Its totient is φ = 54828142.

The previous prime is 54828121. The next prime is 54828161. The reversal of 54828143 is 34182845.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54828143 - 2¹⁰ = 54827119 is a prime.

It is a super-2 number, since 2×54828143² = 6012250529656898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54828173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27414071 + 27414072.

It is an arithmetic number, because the mean of its divisors is an integer number (27414072).

Almost surely, 2^54828143 is an apocalyptic number.

54828143 is a deficient number, since it is larger than the sum of its proper divisors (1).

54828143 is an equidigital number, since it uses as much as digits as its factorization.

54828143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30720, while the sum is 35.

The square root of 54828143 is about 7404.6028252702. The cubic root of 54828143 is about 379.8987334036.

The spelling of 54828143 in words is "fifty-four million, eight hundred twenty-eight thousand, one hundred forty-three".