143259145 has 16 divisors (see below), whose sum is σ = 181405440. Its totient is φ = 108307584.

The previous prime is 143259133. The next prime is 143259163. The reversal of 143259145 is 541952341.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143259145 is a prime.

It is a super-2 number, since 2×143259145² = 41046365252262050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 143259145.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42357 + ... + 45613.

It is an arithmetic number, because the mean of its divisors is an integer number (11337840).

Almost surely, 2^143259145 is an apocalyptic number.

It is an amenable number.

143259145 is a deficient number, since it is larger than the sum of its proper divisors (38146295).

143259145 is a wasteful number, since it uses less digits than its factorization.

143259145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3744.

The product of its digits is 21600, while the sum is 34.

The square root of 143259145 is about 11969.0912353445. The cubic root of 143259145 is about 523.2478489210.

The spelling of 143259145 in words is "one hundred forty-three million, two hundred fifty-nine thousand, one hundred forty-five".