143002343265161 has 4 divisors (see below), whose sum is σ = 150528782384400. Its totient is φ = 135475904145924.

The previous prime is 143002343265091. The next prime is 143002343265169. The reversal of 143002343265161 is 161562343200341.

It is a happy number.

143002343265161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 143002343265161 - 2³⁰ = 143001269523337 is a prime.

It is a super-2 number, since 2×143002343265161² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143002343265169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3763219559591 + ... + 3763219559628.

It is an arithmetic number, because the mean of its divisors is an integer number (37632195596100).

Almost surely, 2^{143002343265161} is an apocalyptic number.

It is an amenable number.

143002343265161 is a deficient number, since it is larger than the sum of its proper divisors (7526439119239).

143002343265161 is an equidigital number, since it uses as much as digits as its factorization.

143002343265161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7526439119238.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 143002343265161 in words is "one hundred forty-three trillion, two billion, three hundred forty-three million, two hundred sixty-five thousand, one hundred sixty-one".