143385091097 has 2 divisors, whose sum is σ = 143385091098. Its totient is φ = 143385091096.

The previous prime is 143385091051. The next prime is 143385091127. The reversal of 143385091097 is 790190583341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105679607056 + 37705484041 = 325084^2 + 194179^2 .

It is a cyclic number.

It is not a de Polignac number, because 143385091097 - 2¹⁶ = 143385025561 is a prime.

It is not a weakly prime, because it can be changed into another prime (143385091697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71692545548 + 71692545549.

It is an arithmetic number, because the mean of its divisors is an integer number (71692545549).

Almost surely, 2^143385091097 is an apocalyptic number.

It is an amenable number.

143385091097 is a deficient number, since it is larger than the sum of its proper divisors (1).

143385091097 is an equidigital number, since it uses as much as digits as its factorization.

143385091097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 50.

The spelling of 143385091097 in words is "one hundred forty-three billion, three hundred eighty-five million, ninety-one thousand, ninety-seven".