143551141 has 2 divisors, whose sum is σ = 143551142. Its totient is φ = 143551140.

The previous prime is 143551103. The next prime is 143551151. The reversal of 143551141 is 141155341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119443041 + 24108100 = 10929^2 + 4910^2 .

It is an emirp because it is prime and its reverse (141155341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 143551141 - 2¹⁵ = 143518373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143551151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71775570 + 71775571.

It is an arithmetic number, because the mean of its divisors is an integer number (71775571).

Almost surely, 2^143551141 is an apocalyptic number.

It is an amenable number.

143551141 is a deficient number, since it is larger than the sum of its proper divisors (1).

143551141 is an equidigital number, since it uses as much as digits as its factorization.

143551141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1200, while the sum is 25.

The square root of 143551141 is about 11981.2829446600. The cubic root of 143551141 is about 523.6031085949.

The spelling of 143551141 in words is "one hundred forty-three million, five hundred fifty-one thousand, one hundred forty-one".