143055673 has 2 divisors, whose sum is σ = 143055674. Its totient is φ = 143055672.

The previous prime is 143055623. The next prime is 143055677. The reversal of 143055673 is 376550341.

143055673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141895744 + 1159929 = 11912^2 + 1077^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143055673 is a prime.

It is not a weakly prime, because it can be changed into another prime (143055677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71527836 + 71527837.

It is an arithmetic number, because the mean of its divisors is an integer number (71527837).

Almost surely, 2^143055673 is an apocalyptic number.

It is an amenable number.

143055673 is a deficient number, since it is larger than the sum of its proper divisors (1).

143055673 is an equidigital number, since it uses as much as digits as its factorization.

143055673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 143055673 is about 11960.5883216504. The cubic root of 143055673 is about 523.0000073118. Note that the first 5 decimals are identical.

The spelling of 143055673 in words is "one hundred forty-three million, fifty-five thousand, six hundred seventy-three".