143413664 has 12 divisors (see below), whose sum is σ = 282345714. Its totient is φ = 71706816.

The previous prime is 143413661. The next prime is 143413693. The reversal of 143413664 is 466314341.

It can be written as a sum of positive squares in only one way, i.e., 124992400 + 18421264 = 11180^2 + 4292^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 4481677 = 143413664 / (1 + 4 + 3 + 4 + 1 + 3 + 6 + 6 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 143413664.

It is not an unprimeable number, because it can be changed into a prime (143413661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2240807 + ... + 2240870.

Almost surely, 2^143413664 is an apocalyptic number.

It is an amenable number.

143413664 is a deficient number, since it is larger than the sum of its proper divisors (138932050).

143413664 is an equidigital number, since it uses as much as digits as its factorization.

143413664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4481687 (or 4481679 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 143413664 is about 11975.5444135121. The cubic root of 143413664 is about 523.4359059858.

The spelling of 143413664 in words is "one hundred forty-three million, four hundred thirteen thousand, six hundred sixty-four".