143665113215 has 8 divisors (see below), whose sum is σ = 185659531008. Its totient is φ = 106091160480.

The previous prime is 143665113197. The next prime is 143665113247. The reversal of 143665113215 is 512311566341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 143665113215 - 2¹⁰ = 143665112191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1105116191 + ... + 1105116320.

It is an arithmetic number, because the mean of its divisors is an integer number (23207441376).

Almost surely, 2^143665113215 is an apocalyptic number.

143665113215 is a deficient number, since it is larger than the sum of its proper divisors (41994417793).

143665113215 is a wasteful number, since it uses less digits than its factorization.

143665113215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2210232529.

The product of its digits is 64800, while the sum is 38.

Adding to 143665113215 its reverse (512311566341), we get a palindrome (655976679556).

The spelling of 143665113215 in words is "one hundred forty-three billion, six hundred sixty-five million, one hundred thirteen thousand, two hundred fifteen".