56517301 has 2 divisors, whose sum is σ = 56517302. Its totient is φ = 56517300.

The previous prime is 56517287. The next prime is 56517313. The reversal of 56517301 is 10371565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31024900 + 25492401 = 5570^2 + 5049^2 .

It is a cyclic number.

It is not a de Polignac number, because 56517301 - 2⁵ = 56517269 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 56517301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56517361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28258650 + 28258651.

It is an arithmetic number, because the mean of its divisors is an integer number (28258651).

Almost surely, 2^56517301 is an apocalyptic number.

It is an amenable number.

56517301 is a deficient number, since it is larger than the sum of its proper divisors (1).

56517301 is an equidigital number, since it uses as much as digits as its factorization.

56517301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 56517301 is about 7517.7989465002. The cubic root of 56517301 is about 383.7606767039.

Adding to 56517301 its reverse (10371565), we get a palindrome (66888866).

The spelling of 56517301 in words is "fifty-six million, five hundred seventeen thousand, three hundred one".