65654791 has 2 divisors, whose sum is σ = 65654792. Its totient is φ = 65654790.

The previous prime is 65654779. The next prime is 65654803. The reversal of 65654791 is 19745656.

65654791 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (65654779) and next prime (65654803).

It is a cyclic number.

It is not a de Polignac number, because 65654791 - 2⁵ = 65654759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65654591) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32827395 + 32827396.

It is an arithmetic number, because the mean of its divisors is an integer number (32827396).

Almost surely, 2^65654791 is an apocalyptic number.

65654791 is a deficient number, since it is larger than the sum of its proper divisors (1).

65654791 is an equidigital number, since it uses as much as digits as its factorization.

65654791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 43.

The square root of 65654791 is about 8102.7644048189. The cubic root of 65654791 is about 403.4181880222.

The spelling of 65654791 in words is "sixty-five million, six hundred fifty-four thousand, seven hundred ninety-one".