143313484192321 has 9 divisors (see below), whose sum is σ = 144641666180361. Its totient is φ = 141997388678064.

The previous prime is 143313484192303. The next prime is 143313484192357. The reversal of 143313484192321 is 123291484313341.

The square root of 143313484192321 is 11971361.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 965677670721 + 142347806521600 = 982689^2 + 11930960^2 .

It is not a de Polignac number, because 143313484192321 - 2⁴⁵ = 108129112103489 is a prime.

It is a super-2 number, since 2×143313484192321² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143313484196321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1304823435 + ... + 1304933263.

Almost surely, 2^{143313484192321} is an apocalyptic number.

143313484192321 is the 11971361-st square number.

143313484192321 is the 5985681-st centered octagonal number.

It is an amenable number.

143313484192321 is a deficient number, since it is larger than the sum of its proper divisors (1328181988040).

143313484192321 is an frugal number, since it uses more digits than its factorization.

143313484192321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219876 (or 109938 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 49.

The spelling of 143313484192321 in words is "one hundred forty-three trillion, three hundred thirteen billion, four hundred eighty-four million, one hundred ninety-two thousand, three hundred twenty-one".