56316433 has 2 divisors, whose sum is σ = 56316434. Its totient is φ = 56316432.

The previous prime is 56316431. The next prime is 56316451. The reversal of 56316433 is 33461365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50594769 + 5721664 = 7113^2 + 2392^2 .

It is a cyclic number.

It is not a de Polignac number, because 56316433 - 2¹ = 56316431 is a prime.

Together with 56316431, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 56316395 and 56316404.

It is not a weakly prime, because it can be changed into another prime (56316431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28158216 + 28158217.

It is an arithmetic number, because the mean of its divisors is an integer number (28158217).

Almost surely, 2^56316433 is an apocalyptic number.

It is an amenable number.

56316433 is a deficient number, since it is larger than the sum of its proper divisors (1).

56316433 is an equidigital number, since it uses as much as digits as its factorization.

56316433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 31.

The square root of 56316433 is about 7504.4275597810. The cubic root of 56316433 is about 383.3054960672.

Adding to 56316433 its reverse (33461365), we get a palindrome (89777798).

The spelling of 56316433 in words is "fifty-six million, three hundred sixteen thousand, four hundred thirty-three".