143352065 has 4 divisors (see below), whose sum is σ = 172022484. Its totient is φ = 114681648.

The previous prime is 143352059. The next prime is 143352107. The reversal of 143352065 is 560253341.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 560253341 = 61 ⋅9184481.

It can be written as a sum of positive squares in 2 ways, for example, as 69872881 + 73479184 = 8359^2 + 8572^2 .

It is a cyclic number.

It is not a de Polignac number, because 143352065 - 2¹⁰ = 143351041 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14335202 + ... + 14335211.

It is an arithmetic number, because the mean of its divisors is an integer number (43005621).

Almost surely, 2^143352065 is an apocalyptic number.

It is an amenable number.

143352065 is a deficient number, since it is larger than the sum of its proper divisors (28670419).

143352065 is an equidigital number, since it uses as much as digits as its factorization.

143352065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28670418.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 143352065 is about 11972.9722709108. The cubic root of 143352065 is about 523.3609532351.

The spelling of 143352065 in words is "one hundred forty-three million, three hundred fifty-two thousand, sixty-five".