143161064461543 has 16 divisors (see below), whose sum is σ = 154303695722880. Its totient is φ = 132383442278304.

The previous prime is 143161064461531. The next prime is 143161064461567. The reversal of 143161064461543 is 345164460161341.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143161064461543 is a prime.

It is a super-3 number, since 3×143161064461543³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143161064461573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57463321 + ... + 59902882.

It is an arithmetic number, because the mean of its divisors is an integer number (9643980982680).

Almost surely, 2^{143161064461543} is an apocalyptic number.

143161064461543 is a deficient number, since it is larger than the sum of its proper divisors (11142631261337).

143161064461543 is a wasteful number, since it uses less digits than its factorization.

143161064461543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117367758.

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 143161064461543 in words is "one hundred forty-three trillion, one hundred sixty-one billion, sixty-four million, four hundred sixty-one thousand, five hundred forty-three".