140410841 has 2 divisors, whose sum is σ = 140410842. Its totient is φ = 140410840.

The previous prime is 140410813. The next prime is 140410843. The reversal of 140410841 is 148014041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74736025 + 65674816 = 8645^2 + 8104^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140410841 is a prime.

Together with 140410843, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (140410843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70205420 + 70205421.

It is an arithmetic number, because the mean of its divisors is an integer number (70205421).

Almost surely, 2^140410841 is an apocalyptic number.

It is an amenable number.

140410841 is a deficient number, since it is larger than the sum of its proper divisors (1).

140410841 is an equidigital number, since it uses as much as digits as its factorization.

140410841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 140410841 is about 11849.5080488601. The cubic root of 140410841 is about 519.7568402080.

Adding to 140410841 its reverse (148014041), we get a palindrome (288424882).

The spelling of 140410841 in words is "one hundred forty million, four hundred ten thousand, eight hundred forty-one".