3743734105409 has 2 divisors, whose sum is σ = 3743734105410. Its totient is φ = 3743734105408.

The previous prime is 3743734105303. The next prime is 3743734105513. The reversal of 3743734105409 is 9045014373473.

It is a happy number.

3743734105409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3592901295025 + 150832810384 = 1895495^2 + 388372^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3743734105409 is a prime.

It is not a weakly prime, because it can be changed into another prime (3743734108409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1871867052704 + 1871867052705.

It is an arithmetic number, because the mean of its divisors is an integer number (1871867052705).

Almost surely, 2^{3743734105409} is an apocalyptic number.

It is an amenable number.

3743734105409 is a deficient number, since it is larger than the sum of its proper divisors (1).

3743734105409 is an equidigital number, since it uses as much as digits as its factorization.

3743734105409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3810240, while the sum is 50.

The spelling of 3743734105409 in words is "three trillion, seven hundred forty-three billion, seven hundred thirty-four million, one hundred five thousand, four hundred nine".