64794451 has 2 divisors, whose sum is σ = 64794452. Its totient is φ = 64794450.

The previous prime is 64794419. The next prime is 64794479. The reversal of 64794451 is 15449746.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64794451 - 2⁵ = 64794419 is a prime.

It is a Chen prime.

It is the 8050-th Hogben number.

It is not a weakly prime, because it can be changed into another prime (64794481) by changing a digit.

It is a nontrivial repunit in base 8049.

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, 32397225 + 32397226.

It is an arithmetic number, because the mean of its divisors is an integer number (32397226).

Almost surely, 2^64794451 is an apocalyptic number.

64794451 is a deficient number, since it is larger than the sum of its proper divisors (1).

64794451 is an equidigital number, since it uses as much as digits as its factorization.

64794451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The square root of 64794451 is about 8049.5000465867. The cubic root of 64794451 is about 401.6483046497.

The spelling of 64794451 in words is "sixty-four million, seven hundred ninety-four thousand, four hundred fifty-one".