140053841 has 2 divisors, whose sum is σ = 140053842. Its totient is φ = 140053840.

The previous prime is 140053817. The next prime is 140053853. The reversal of 140053841 is 148350041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136212241 + 3841600 = 11671^2 + 1960^2 .

It is a cyclic number.

It is not a de Polignac number, because 140053841 - 2⁶ = 140053777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140053841.

It is not a weakly prime, because it can be changed into another prime (140053861) 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, 70026920 + 70026921.

It is an arithmetic number, because the mean of its divisors is an integer number (70026921).

Almost surely, 2^140053841 is an apocalyptic number.

It is an amenable number.

140053841 is a deficient number, since it is larger than the sum of its proper divisors (1).

140053841 is an equidigital number, since it uses as much as digits as its factorization.

140053841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 140053841 is about 11834.4345450047. The cubic root of 140053841 is about 519.3159657194.

The spelling of 140053841 in words is "one hundred forty million, fifty-three thousand, eight hundred forty-one".