143004137 has 2 divisors, whose sum is σ = 143004138. Its totient is φ = 143004136.

The previous prime is 143004101. The next prime is 143004143. The reversal of 143004137 is 731400341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82101721 + 60902416 = 9061^2 + 7804^2 .

It is a cyclic number.

It is not a de Polignac number, because 143004137 - 2¹⁴ = 142987753 is a prime.

It is a super-2 number, since 2×143004137² = 40900366398229538, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (143004637) 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, 71502068 + 71502069.

It is an arithmetic number, because the mean of its divisors is an integer number (71502069).

Almost surely, 2^143004137 is an apocalyptic number.

It is an amenable number.

143004137 is a deficient number, since it is larger than the sum of its proper divisors (1).

143004137 is an equidigital number, since it uses as much as digits as its factorization.

143004137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 143004137 is about 11958.4337185101. The cubic root of 143004137 is about 522.9371959482.

Adding to 143004137 its reverse (731400341), we get a palindrome (874404478).

The spelling of 143004137 in words is "one hundred forty-three million, four thousand, one hundred thirty-seven".