143101001 has 2 divisors, whose sum is σ = 143101002. Its totient is φ = 143101000.

The previous prime is 143100959. The next prime is 143101031. The reversal of 143101001 is 100101341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122124601 + 20976400 = 11051^2 + 4580^2 .

It is a cyclic number.

It is not a de Polignac number, because 143101001 - 2¹⁰ = 143099977 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (143101031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71550500 + 71550501.

It is an arithmetic number, because the mean of its divisors is an integer number (71550501).

Almost surely, 2^143101001 is an apocalyptic number.

It is an amenable number.

143101001 is a deficient number, since it is larger than the sum of its proper divisors (1).

143101001 is an equidigital number, since it uses as much as digits as its factorization.

143101001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 143101001 is about 11962.4830616390. The cubic root of 143101001 is about 523.0552399832.

Adding to 143101001 its reverse (100101341), we get a palindrome (243202342).

The spelling of 143101001 in words is "one hundred forty-three million, one hundred one thousand, one".