3391542409 has 2 divisors, whose sum is σ = 3391542410. Its totient is φ = 3391542408.

The previous prime is 3391542331. The next prime is 3391542421. The reversal of 3391542409 is 9042451933.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1872725625 + 1518816784 = 43275^2 + 38972^2 .

It is an emirp because it is prime and its reverse (9042451933) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3391542409 - 2⁷ = 3391542281 is a prime.

It is not a weakly prime, because it can be changed into another prime (3391542439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1695771204 + 1695771205.

It is an arithmetic number, because the mean of its divisors is an integer number (1695771205).

Almost surely, 2^3391542409 is an apocalyptic number.

It is an amenable number.

3391542409 is a deficient number, since it is larger than the sum of its proper divisors (1).

3391542409 is an equidigital number, since it uses as much as digits as its factorization.

3391542409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 3391542409 is about 58236.9505468822. The cubic root of 3391542409 is about 1502.4467340842.

The spelling of 3391542409 in words is "three billion, three hundred ninety-one million, five hundred forty-two thousand, four hundred nine".