56711405203 has 2 divisors, whose sum is σ = 56711405204. Its totient is φ = 56711405202.

The previous prime is 56711405183. The next prime is 56711405207. The reversal of 56711405203 is 30250411765.

56711405203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56711405203 is a prime.

It is not a weakly prime, because it can be changed into another prime (56711405207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28355702601 + 28355702602.

It is an arithmetic number, because the mean of its divisors is an integer number (28355702602).

Almost surely, 2^56711405203 is an apocalyptic number.

56711405203 is a deficient number, since it is larger than the sum of its proper divisors (1).

56711405203 is an equidigital number, since it uses as much as digits as its factorization.

56711405203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 34.

Adding to 56711405203 its reverse (30250411765), we get a palindrome (86961816968).

The spelling of 56711405203 in words is "fifty-six billion, seven hundred eleven million, four hundred five thousand, two hundred three".