140803841 has 2 divisors, whose sum is σ = 140803842. Its totient is φ = 140803840.

The previous prime is 140803837. The next prime is 140803847. The reversal of 140803841 is 148308041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75759616 + 65044225 = 8704^2 + 8065^2 .

It is a cyclic number.

It is not a de Polignac number, because 140803841 - 2² = 140803837 is a prime.

It is not a weakly prime, because it can be changed into another prime (140803847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70401920 + 70401921.

It is an arithmetic number, because the mean of its divisors is an integer number (70401921).

Almost surely, 2^140803841 is an apocalyptic number.

It is an amenable number.

140803841 is a deficient number, since it is larger than the sum of its proper divisors (1).

140803841 is an equidigital number, since it uses as much as digits as its factorization.

140803841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 140803841 is about 11866.0794283537. The cubic root of 140803841 is about 520.2413093526.

The spelling of 140803841 in words is "one hundred forty million, eight hundred three thousand, eight hundred forty-one".