40143013333 has 2 divisors, whose sum is σ = 40143013334. Its totient is φ = 40143013332.

The previous prime is 40143013321. The next prime is 40143013357. The reversal of 40143013333 is 33331034104.

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., 38699545284 + 1443468049 = 196722^2 + 37993^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40143013333 is a prime.

It is a super-2 number, since 2×40143013333² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40143013298 and 40143013307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40143013373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20071506666 + 20071506667.

It is an arithmetic number, because the mean of its divisors is an integer number (20071506667).

Almost surely, 2^40143013333 is an apocalyptic number.

It is an amenable number.

40143013333 is a deficient number, since it is larger than the sum of its proper divisors (1).

40143013333 is an equidigital number, since it uses as much as digits as its factorization.

40143013333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 40143013333 its reverse (33331034104), we get a palindrome (73474047437).

The spelling of 40143013333 in words is "forty billion, one hundred forty-three million, thirteen thousand, three hundred thirty-three".