2961435391 has 2 divisors, whose sum is σ = 2961435392. Its totient is φ = 2961435390.

The previous prime is 2961435383. The next prime is 2961435397. The reversal of 2961435391 is 1935341692.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2961435391 - 2³ = 2961435383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2961435397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1480717695 + 1480717696.

It is an arithmetic number, because the mean of its divisors is an integer number (1480717696).

Almost surely, 2^2961435391 is an apocalyptic number.

2961435391 is a deficient number, since it is larger than the sum of its proper divisors (1).

2961435391 is an equidigital number, since it uses as much as digits as its factorization.

2961435391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 43.

The square root of 2961435391 is about 54419.0719417375. The cubic root of 2961435391 is about 1436.0429218723.

The spelling of 2961435391 in words is "two billion, nine hundred sixty-one million, four hundred thirty-five thousand, three hundred ninety-one".