143313413 has 2 divisors, whose sum is σ = 143313414. Its totient is φ = 143313412.

The previous prime is 143313397. The next prime is 143313439. The reversal of 143313413 is 314313341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80317444 + 62995969 = 8962^2 + 7937^2 .

It is an emirp because it is prime and its reverse (314313341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 143313413 - 2⁴ = 143313397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143313473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71656706 + 71656707.

It is an arithmetic number, because the mean of its divisors is an integer number (71656707).

Almost surely, 2^143313413 is an apocalyptic number.

It is an amenable number.

143313413 is a deficient number, since it is larger than the sum of its proper divisors (1).

143313413 is an equidigital number, since it uses as much as digits as its factorization.

143313413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 23.

The square root of 143313413 is about 11971.3580265566. The cubic root of 143313413 is about 523.3139110899.

Adding to 143313413 its reverse (314313341), we get a palindrome (457626754).

The spelling of 143313413 in words is "one hundred forty-three million, three hundred thirteen thousand, four hundred thirteen".