140741141 has 2 divisors, whose sum is σ = 140741142. Its totient is φ = 140741140.

The previous prime is 140741123. The next prime is 140741179. The reversal of 140741141 is 141147041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118178641 + 22562500 = 10871^2 + 4750^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140741141 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140741101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70370570 + 70370571.

It is an arithmetic number, because the mean of its divisors is an integer number (70370571).

Almost surely, 2^140741141 is an apocalyptic number.

It is an amenable number.

140741141 is a deficient number, since it is larger than the sum of its proper divisors (1).

140741141 is an equidigital number, since it uses as much as digits as its factorization.

140741141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 140741141 is about 11863.4371494942. The cubic root of 140741141 is about 520.1640766748.

Adding to 140741141 its reverse (141147041), we get a palindrome (281888182).

The spelling of 140741141 in words is "one hundred forty million, seven hundred forty-one thousand, one hundred forty-one".