143461163 has 2 divisors, whose sum is σ = 143461164. Its totient is φ = 143461162.

The previous prime is 143461139. The next prime is 143461169. The reversal of 143461163 is 361164341.

It is a strong prime.

It is an emirp because it is prime and its reverse (361164341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 143461163 - 2¹⁰ = 143460139 is a prime.

It is a super-2 number, since 2×143461163² = 41162210578625138, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (143461169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71730581 + 71730582.

It is an arithmetic number, because the mean of its divisors is an integer number (71730582).

Almost surely, 2^143461163 is an apocalyptic number.

143461163 is a deficient number, since it is larger than the sum of its proper divisors (1).

143461163 is an equidigital number, since it uses as much as digits as its factorization.

143461163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 29.

The square root of 143461163 is about 11977.5274159569. The cubic root of 143461163 is about 523.4936874111.

The spelling of 143461163 in words is "one hundred forty-three million, four hundred sixty-one thousand, one hundred sixty-three".