255045143 has 2 divisors, whose sum is σ = 255045144. Its totient is φ = 255045142.

The previous prime is 255045121. The next prime is 255045157. The reversal of 255045143 is 341540552.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255045143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255045103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127522571 + 127522572.

It is an arithmetic number, because the mean of its divisors is an integer number (127522572).

Almost surely, 2^255045143 is an apocalyptic number.

255045143 is a deficient number, since it is larger than the sum of its proper divisors (1).

255045143 is an equidigital number, since it uses as much as digits as its factorization.

255045143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 255045143 is about 15970.1328422778. The cubic root of 255045143 is about 634.1699887836.

Adding to 255045143 its reverse (341540552), we get a palindrome (596585695).

The spelling of 255045143 in words is "two hundred fifty-five million, forty-five thousand, one hundred forty-three".