3402342509 has 2 divisors, whose sum is σ = 3402342510. Its totient is φ = 3402342508.

The previous prime is 3402342499. The next prime is 3402342563. The reversal of 3402342509 is 9052432043.

3402342509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2745445609 + 656896900 = 52397^2 + 25630^2 .

It is a cyclic number.

It is not a de Polignac number, because 3402342509 - 2¹⁶ = 3402276973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3402342109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1701171254 + 1701171255.

It is an arithmetic number, because the mean of its divisors is an integer number (1701171255).

Almost surely, 2^3402342509 is an apocalyptic number.

It is an amenable number.

3402342509 is a deficient number, since it is larger than the sum of its proper divisors (1).

3402342509 is an equidigital number, since it uses as much as digits as its factorization.

3402342509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 3402342509 is about 58329.6023387782. The cubic root of 3402342509 is about 1504.0398520367.

The spelling of 3402342509 in words is "three billion, four hundred two million, three hundred forty-two thousand, five hundred nine".