143455644453193 has 2 divisors, whose sum is σ = 143455644453194. Its totient is φ = 143455644453192.

The previous prime is 143455644453133. The next prime is 143455644453211. The reversal of 143455644453193 is 391354446554341.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136590573716809 + 6865070736384 = 11687197^2 + 2620128^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143455644453193 is a prime.

It is not a weakly prime, because it can be changed into another prime (143455644453133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71727822226596 + 71727822226597.

It is an arithmetic number, because the mean of its divisors is an integer number (71727822226597).

Almost surely, 2^{143455644453193} is an apocalyptic number.

It is an amenable number.

143455644453193 is a deficient number, since it is larger than the sum of its proper divisors (1).

143455644453193 is an equidigital number, since it uses as much as digits as its factorization.

143455644453193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624000, while the sum is 61.

The spelling of 143455644453193 in words is "one hundred forty-three trillion, four hundred fifty-five billion, six hundred forty-four million, four hundred fifty-three thousand, one hundred ninety-three".