2654893691 has 2 divisors, whose sum is σ = 2654893692. Its totient is φ = 2654893690.

The previous prime is 2654893679. The next prime is 2654893729. The reversal of 2654893691 is 1963984562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2654893691 - 2¹⁴ = 2654877307 is a prime.

It is not a weakly prime, because it can be changed into another prime (2654893651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1327446845 + 1327446846.

It is an arithmetic number, because the mean of its divisors is an integer number (1327446846).

Almost surely, 2^2654893691 is an apocalyptic number.

2654893691 is a deficient number, since it is larger than the sum of its proper divisors (1).

2654893691 is an equidigital number, since it uses as much as digits as its factorization.

2654893691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2799360, while the sum is 53.

The square root of 2654893691 is about 51525.6605100798. The cubic root of 2654893691 is about 1384.6788067757.

The spelling of 2654893691 in words is "two billion, six hundred fifty-four million, eight hundred ninety-three thousand, six hundred ninety-one".