143513144520013 has 2 divisors, whose sum is σ = 143513144520014. Its totient is φ = 143513144520012.

The previous prime is 143513144520007. The next prime is 143513144520023. The reversal of 143513144520013 is 310025441315341.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142349190516324 + 1163954003689 = 11931018^2 + 1078867^2 .

It is a cyclic number.

It is not a de Polignac number, because 143513144520013 - 2⁹ = 143513144519501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143513144520023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71756572260006 + 71756572260007.

It is an arithmetic number, because the mean of its divisors is an integer number (71756572260007).

Almost surely, 2^{143513144520013} is an apocalyptic number.

It is an amenable number.

143513144520013 is a deficient number, since it is larger than the sum of its proper divisors (1).

143513144520013 is an equidigital number, since it uses as much as digits as its factorization.

143513144520013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 143513144520013 its reverse (310025441315341), we get a palindrome (453538585835354).

The spelling of 143513144520013 in words is "one hundred forty-three trillion, five hundred thirteen billion, one hundred forty-four million, five hundred twenty thousand, thirteen".