4401140309 has 2 divisors, whose sum is σ = 4401140310. Its totient is φ = 4401140308.

The previous prime is 4401140279. The next prime is 4401140431. The reversal of 4401140309 is 9030411044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2558842225 + 1842298084 = 50585^2 + 42922^2 .

It is a cyclic number.

It is not a de Polignac number, because 4401140309 - 2⁸ = 4401140053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4401140209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2200570154 + 2200570155.

It is an arithmetic number, because the mean of its divisors is an integer number (2200570155).

Almost surely, 2^4401140309 is an apocalyptic number.

It is an amenable number.

4401140309 is a deficient number, since it is larger than the sum of its proper divisors (1).

4401140309 is an equidigital number, since it uses as much as digits as its factorization.

4401140309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 4401140309 is about 66341.0906527772. The cubic root of 4401140309 is about 1638.7840864620.

The spelling of 4401140309 in words is "four billion, four hundred one million, one hundred forty thousand, three hundred nine".