63072791 has 2 divisors, whose sum is σ = 63072792. Its totient is φ = 63072790.

The previous prime is 63072773. The next prime is 63072847. The reversal of 63072791 is 19727036.

63072791 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63072791 - 2²² = 58878487 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63072721) 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, 31536395 + 31536396.

It is an arithmetic number, because the mean of its divisors is an integer number (31536396).

Almost surely, 2^63072791 is an apocalyptic number.

63072791 is a deficient number, since it is larger than the sum of its proper divisors (1).

63072791 is an equidigital number, since it uses as much as digits as its factorization.

63072791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15876, while the sum is 35.

The square root of 63072791 is about 7941.8380114429. The cubic root of 63072791 is about 398.0589102466.

The spelling of 63072791 in words is "sixty-three million, seventy-two thousand, seven hundred ninety-one".