143536436 has 6 divisors (see below), whose sum is σ = 251188770. Its totient is φ = 71768216.

The previous prime is 143536433. The next prime is 143536501. The reversal of 143536436 is 634635341.

It can be written as a sum of positive squares in only one way, i.e., 132112036 + 11424400 = 11494^2 + 3380^2 .

It is a junction number, because it is equal to n+sod(n) for n = 143536396 and 143536405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143536433) 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, 17942051 + ... + 17942058.

It is an arithmetic number, because the mean of its divisors is an integer number (41864795).

Almost surely, 2^143536436 is an apocalyptic number.

It is an amenable number.

143536436 is a deficient number, since it is larger than the sum of its proper divisors (107652334).

143536436 is a wasteful number, since it uses less digits than its factorization.

143536436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35884113 (or 35884111 counting only the distinct ones).

The product of its digits is 77760, while the sum is 35.

The square root of 143536436 is about 11980.6692634427. The cubic root of 143536436 is about 523.5852291443.

The spelling of 143536436 in words is "one hundred forty-three million, five hundred thirty-six thousand, four hundred thirty-six".