143361065 has 24 divisors (see below), whose sum is σ = 180443328. Its totient is φ = 109327680.

The previous prime is 143361059. The next prime is 143361077. The reversal of 143361065 is 560163341.

It is a happy number.

It is not a de Polignac number, because 143361065 - 2²² = 139166761 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 432950 + ... + 433280.

It is an arithmetic number, because the mean of its divisors is an integer number (7518472).

Almost surely, 2^143361065 is an apocalyptic number.

It is an amenable number.

143361065 is a deficient number, since it is larger than the sum of its proper divisors (37082263).

143361065 is a wasteful number, since it uses less digits than its factorization.

143361065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497 (or 468 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 143361065 is about 11973.3481115351. The cubic root of 143361065 is about 523.3719056410.

The spelling of 143361065 in words is "one hundred forty-three million, three hundred sixty-one thousand, sixty-five".