7342705661 has 2 divisors, whose sum is σ = 7342705662. Its totient is φ = 7342705660.

The previous prime is 7342705631. The next prime is 7342705691. The reversal of 7342705661 is 1665072437.

It is a balanced prime because it is at equal distance from previous prime (7342705631) and next prime (7342705691).

It can be written as a sum of positive squares in only one way, i.e., 4117147225 + 3225558436 = 64165^2 + 56794^2 .

It is a cyclic number.

It is not a de Polignac number, because 7342705661 - 2⁶ = 7342705597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7342705631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3671352830 + 3671352831.

It is an arithmetic number, because the mean of its divisors is an integer number (3671352831).

Almost surely, 2^7342705661 is an apocalyptic number.

It is an amenable number.

7342705661 is a deficient number, since it is larger than the sum of its proper divisors (1).

7342705661 is an equidigital number, since it uses as much as digits as its factorization.

7342705661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 7342705661 is about 85689.5889883946. The cubic root of 7342705661 is about 1943.6528813584.

The spelling of 7342705661 in words is "seven billion, three hundred forty-two million, seven hundred five thousand, six hundred sixty-one".