2894523691 has 2 divisors, whose sum is σ = 2894523692. Its totient is φ = 2894523690.

The previous prime is 2894523677. The next prime is 2894523703. The reversal of 2894523691 is 1963254982.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2894523691 - 2¹⁷ = 2894392619 is a prime.

It is not a weakly prime, because it can be changed into another prime (2894523391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1447261845 + 1447261846.

It is an arithmetic number, because the mean of its divisors is an integer number (1447261846).

Almost surely, 2^2894523691 is an apocalyptic number.

2894523691 is a deficient number, since it is larger than the sum of its proper divisors (1).

2894523691 is an equidigital number, since it uses as much as digits as its factorization.

2894523691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 49.

The square root of 2894523691 is about 53800.7777917755. Note that the first 4 decimals coincide. The cubic root of 2894523691 is about 1425.1449432540.

The spelling of 2894523691 in words is "two billion, eight hundred ninety-four million, five hundred twenty-three thousand, six hundred ninety-one".