140984141 has 2 divisors, whose sum is σ = 140984142. Its totient is φ = 140984140.

The previous prime is 140984113. The next prime is 140984149. The reversal of 140984141 is 141489041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117267241 + 23716900 = 10829^2 + 4870^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140984141 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 140984098 and 140984107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140984149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70492070 + 70492071.

It is an arithmetic number, because the mean of its divisors is an integer number (70492071).

Almost surely, 2^140984141 is an apocalyptic number.

It is an amenable number.

140984141 is a deficient number, since it is larger than the sum of its proper divisors (1).

140984141 is an equidigital number, since it uses as much as digits as its factorization.

140984141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 140984141 is about 11873.6742838938. The cubic root of 140984141 is about 520.4632718099.

The spelling of 140984141 in words is "one hundred forty million, nine hundred eighty-four thousand, one hundred forty-one".