140100841 has 2 divisors, whose sum is σ = 140100842. Its totient is φ = 140100840.

The previous prime is 140100817. The next prime is 140100847. The reversal of 140100841 is 148001041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112275216 + 27825625 = 10596^2 + 5275^2 .

It is an emirp because it is prime and its reverse (148001041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140100841 - 2¹⁷ = 139969769 is a prime.

It is not a weakly prime, because it can be changed into another prime (140100847) 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, 70050420 + 70050421.

It is an arithmetic number, because the mean of its divisors is an integer number (70050421).

Almost surely, 2^140100841 is an apocalyptic number.

It is an amenable number.

140100841 is a deficient number, since it is larger than the sum of its proper divisors (1).

140100841 is an equidigital number, since it uses as much as digits as its factorization.

140100841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 140100841 is about 11836.4201091377. The cubic root of 140100841 is about 519.3740508111.

Adding to 140100841 its reverse (148001041), we get a palindrome (288101882).

The spelling of 140100841 in words is "one hundred forty million, one hundred thousand, eight hundred forty-one".