143098369 has 2 divisors, whose sum is σ = 143098370. Its totient is φ = 143098368.

The previous prime is 143098343. The next prime is 143098421. The reversal of 143098369 is 963890341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129504400 + 13593969 = 11380^2 + 3687^2 .

It is a cyclic number.

It is not a de Polignac number, because 143098369 - 2⁵ = 143098337 is a prime.

It is a super-2 number, since 2×143098369² = 40954286420920322, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (143048369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71549184 + 71549185.

It is an arithmetic number, because the mean of its divisors is an integer number (71549185).

Almost surely, 2^143098369 is an apocalyptic number.

It is an amenable number.

143098369 is a deficient number, since it is larger than the sum of its proper divisors (1).

143098369 is an equidigital number, since it uses as much as digits as its factorization.

143098369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 143098369 is about 11962.3730505281. The cubic root of 143098369 is about 523.0520331810.

It can be divided in two parts, 1430 and 98369, that added together give a palindrome (99799).

The spelling of 143098369 in words is "one hundred forty-three million, ninety-eight thousand, three hundred sixty-nine".