143049171427 has 2 divisors, whose sum is σ = 143049171428. Its totient is φ = 143049171426.

The previous prime is 143049171389. The next prime is 143049171457. The reversal of 143049171427 is 724171940341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 143049171427 - 2⁷ = 143049171299 is a prime.

It is not a weakly prime, because it can be changed into another prime (143049171457) 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, 71524585713 + 71524585714.

It is an arithmetic number, because the mean of its divisors is an integer number (71524585714).

Almost surely, 2^143049171427 is an apocalyptic number.

143049171427 is a deficient number, since it is larger than the sum of its proper divisors (1).

143049171427 is an equidigital number, since it uses as much as digits as its factorization.

143049171427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 43.

The spelling of 143049171427 in words is "one hundred forty-three billion, forty-nine million, one hundred seventy-one thousand, four hundred twenty-seven".