143240013337 has 2 divisors, whose sum is σ = 143240013338. Its totient is φ = 143240013336.

The previous prime is 143240013313. The next prime is 143240013353. The reversal of 143240013337 is 733310042341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136980671881 + 6259341456 = 370109^2 + 79116^2 .

It is an emirp because it is prime and its reverse (733310042341) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143240013337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 143240013299 and 143240013308.

It is not a weakly prime, because it can be changed into another prime (143240019337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71620006668 + 71620006669.

It is an arithmetic number, because the mean of its divisors is an integer number (71620006669).

Almost surely, 2^143240013337 is an apocalyptic number.

It is an amenable number.

143240013337 is a deficient number, since it is larger than the sum of its proper divisors (1).

143240013337 is an equidigital number, since it uses as much as digits as its factorization.

143240013337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 31.

Adding to 143240013337 its reverse (733310042341), we get a palindrome (876550055678).

The spelling of 143240013337 in words is "one hundred forty-three billion, two hundred forty million, thirteen thousand, three hundred thirty-seven".