485955143 has 2 divisors, whose sum is σ = 485955144. Its totient is φ = 485955142.

The previous prime is 485955131. The next prime is 485955157. The reversal of 485955143 is 341559584.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-485955143 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 485955094 and 485955103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485945143) 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, 242977571 + 242977572.

It is an arithmetic number, because the mean of its divisors is an integer number (242977572).

Almost surely, 2^485955143 is an apocalyptic number.

485955143 is a deficient number, since it is larger than the sum of its proper divisors (1).

485955143 is an equidigital number, since it uses as much as digits as its factorization.

485955143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432000, while the sum is 44.

The square root of 485955143 is about 22044.3902841517. The cubic root of 485955143 is about 786.1982285068.

The spelling of 485955143 in words is "four hundred eighty-five million, nine hundred fifty-five thousand, one hundred forty-three".