140611043 has 2 divisors, whose sum is σ = 140611044. Its totient is φ = 140611042.

The previous prime is 140611013. The next prime is 140611193. The reversal of 140611043 is 340116041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140611043 - 2⁸ = 140610787 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (140611013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70305521 + 70305522.

It is an arithmetic number, because the mean of its divisors is an integer number (70305522).

Almost surely, 2^140611043 is an apocalyptic number.

140611043 is a deficient number, since it is larger than the sum of its proper divisors (1).

140611043 is an equidigital number, since it uses as much as digits as its factorization.

140611043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 140611043 is about 11857.9527322384. The cubic root of 140611043 is about 520.0037512057.

Adding to 140611043 its reverse (340116041), we get a palindrome (480727084).

The spelling of 140611043 in words is "one hundred forty million, six hundred eleven thousand, forty-three".