140443033 has 2 divisors, whose sum is σ = 140443034. Its totient is φ = 140443032.

The previous prime is 140443013. The next prime is 140443049. The reversal of 140443033 is 330344041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102657424 + 37785609 = 10132^2 + 6147^2 .

It is an emirp because it is prime and its reverse (330344041) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140443033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140442995 and 140443013.

It is not a weakly prime, because it can be changed into another prime (140443013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70221516 + 70221517.

It is an arithmetic number, because the mean of its divisors is an integer number (70221517).

Almost surely, 2^140443033 is an apocalyptic number.

It is an amenable number.

140443033 is a deficient number, since it is larger than the sum of its proper divisors (1).

140443033 is an equidigital number, since it uses as much as digits as its factorization.

140443033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 140443033 is about 11850.8663396395. The cubic root of 140443033 is about 519.7965587310.

Adding to 140443033 its reverse (330344041), we get a palindrome (470787074).

The spelling of 140443033 in words is "one hundred forty million, four hundred forty-three thousand, thirty-three".