54335143 has 2 divisors, whose sum is σ = 54335144. Its totient is φ = 54335142.

The previous prime is 54335119. The next prime is 54335153. The reversal of 54335143 is 34153345.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54335143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54335153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27167571 + 27167572.

It is an arithmetic number, because the mean of its divisors is an integer number (27167572).

Almost surely, 2^54335143 is an apocalyptic number.

54335143 is a deficient number, since it is larger than the sum of its proper divisors (1).

54335143 is an equidigital number, since it uses as much as digits as its factorization.

54335143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 28.

The square root of 54335143 is about 7371.2375487431. The cubic root of 54335143 is about 378.7566541690.

Adding to 54335143 its reverse (34153345), we get a palindrome (88488488).

The spelling of 54335143 in words is "fifty-four million, three hundred thirty-five thousand, one hundred forty-three".