143406005 has 8 divisors (see below), whose sum is σ = 172696992. Its totient is φ = 114318288.

The previous prime is 143405981. The next prime is 143406007. The reversal of 143406005 is 500604341.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 143406005 - 2¹⁰ = 143404981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143406007) 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 in 7 ways as a sum of consecutive naturals, for example, 49259 + ... + 52088.

It is an arithmetic number, because the mean of its divisors is an integer number (21587124).

Almost surely, 2^143406005 is an apocalyptic number.

It is an amenable number.

143406005 is a deficient number, since it is larger than the sum of its proper divisors (29290987).

143406005 is a wasteful number, since it uses less digits than its factorization.

143406005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101635.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 143406005 is about 11975.2246325487. The cubic root of 143406005 is about 523.4265877966.

The spelling of 143406005 in words is "one hundred forty-three million, four hundred six thousand, five".