143164645373 has 2 divisors, whose sum is σ = 143164645374. Its totient is φ = 143164645372.

The previous prime is 143164645333. The next prime is 143164645381. The reversal of 143164645373 is 373546461341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125240255449 + 17924389924 = 353893^2 + 133882^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143164645373 is a prime.

It is a super-2 number, since 2×143164645373² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143164645333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71582322686 + 71582322687.

It is an arithmetic number, because the mean of its divisors is an integer number (71582322687).

Almost surely, 2^143164645373 is an apocalyptic number.

It is an amenable number.

143164645373 is a deficient number, since it is larger than the sum of its proper divisors (1).

143164645373 is an equidigital number, since it uses as much as digits as its factorization.

143164645373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 47.

The spelling of 143164645373 in words is "one hundred forty-three billion, one hundred sixty-four million, six hundred forty-five thousand, three hundred seventy-three".