143319801377 has 2 divisors, whose sum is σ = 143319801378. Its totient is φ = 143319801376.

The previous prime is 143319801347. The next prime is 143319801403. The reversal of 143319801377 is 773108913341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143270577121 + 49224256 = 378511^2 + 7016^2 .

It is a cyclic number.

It is not a de Polignac number, because 143319801377 - 2¹⁶ = 143319735841 is a prime.

It is a super-2 number, since 2×143319801377² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (143319801347) 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, 71659900688 + 71659900689.

It is an arithmetic number, because the mean of its divisors is an integer number (71659900689).

Almost surely, 2^143319801377 is an apocalyptic number.

It is an amenable number.

143319801377 is a deficient number, since it is larger than the sum of its proper divisors (1).

143319801377 is an equidigital number, since it uses as much as digits as its factorization.

143319801377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 47.

The spelling of 143319801377 in words is "one hundred forty-three billion, three hundred nineteen million, eight hundred one thousand, three hundred seventy-seven".