143629 has 2 divisors, whose sum is σ = 143630. Its totient is φ = 143628.

The previous prime is 143617. The next prime is 143651. The reversal of 143629 is 926341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133225 + 10404 = 365^2 + 102^2 .

It is a cyclic number.

It is not a de Polignac number, because 143629 - 2⁷ = 143501 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71814 + 71815.

It is an arithmetic number, because the mean of its divisors is an integer number (71815).

2¹⁴³⁶²⁹ is an apocalyptic number.

It is an amenable number.

143629 is a deficient number, since it is larger than the sum of its proper divisors (1).

143629 is an equidigital number, since it uses as much as digits as its factorization.

143629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 25.

The square root of 143629 is about 378.9841685348. The cubic root of 143629 is about 52.3697755111.

The spelling of 143629 in words is "one hundred forty-three thousand, six hundred twenty-nine".