56120651 has 2 divisors, whose sum is σ = 56120652. Its totient is φ = 56120650.

The previous prime is 56120639. The next prime is 56120707. The reversal of 56120651 is 15602165.

56120651 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 a de Polignac number, because none of the positive numbers 2^k-56120651 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56120651.

It is not a weakly prime, because it can be changed into another prime (56120551) 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, 28060325 + 28060326.

It is an arithmetic number, because the mean of its divisors is an integer number (28060326).

Almost surely, 2^56120651 is an apocalyptic number.

56120651 is a deficient number, since it is larger than the sum of its proper divisors (1).

56120651 is an equidigital number, since it uses as much as digits as its factorization.

56120651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 56120651 is about 7491.3717702434. The cubic root of 56120651 is about 382.8607978745.

It can be divided in two parts, 561 and 20651, that added together give a palindrome (21212).

The spelling of 56120651 in words is "fifty-six million, one hundred twenty thousand, six hundred fifty-one".