143320020253 has 2 divisors, whose sum is σ = 143320020254. Its totient is φ = 143320020252.

The previous prime is 143320020197. The next prime is 143320020287. The reversal of 143320020253 is 352020023341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86658406884 + 56661613369 = 294378^2 + 238037^2 .

It is a cyclic number.

It is not a de Polignac number, because 143320020253 - 2⁹ = 143320019741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143320020653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71660010126 + 71660010127.

It is an arithmetic number, because the mean of its divisors is an integer number (71660010127).

Almost surely, 2^143320020253 is an apocalyptic number.

It is an amenable number.

143320020253 is a deficient number, since it is larger than the sum of its proper divisors (1).

143320020253 is an equidigital number, since it uses as much as digits as its factorization.

143320020253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 143320020253 its reverse (352020023341), we get a palindrome (495340043594).

The spelling of 143320020253 in words is "one hundred forty-three billion, three hundred twenty million, twenty thousand, two hundred fifty-three".