2961659 has 2 divisors, whose sum is σ = 2961660. Its totient is φ = 2961658.

The previous prime is 2961619. The next prime is 2961667. The reversal of 2961659 is 9561692.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2961659 - 2¹⁶ = 2896123 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2961619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1480829 + 1480830.

It is an arithmetic number, because the mean of its divisors is an integer number (1480830).

2^2961659 is an apocalyptic number.

2961659 is a deficient number, since it is larger than the sum of its proper divisors (1).

2961659 is an equidigital number, since it uses as much as digits as its factorization.

2961659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 38.

The square root of 2961659 is about 1720.9471229529. The cubic root of 2961659 is about 143.6079064710.

The spelling of 2961659 in words is "two million, nine hundred sixty-one thousand, six hundred fifty-nine".