56953033 has 2 divisors, whose sum is σ = 56953034. Its totient is φ = 56953032.

The previous prime is 56953031. The next prime is 56953063. The reversal of 56953033 is 33035965.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39287824 + 17665209 = 6268^2 + 4203^2 .

It is a cyclic number.

It is not a de Polignac number, because 56953033 - 2¹ = 56953031 is a prime.

Together with 56953031, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 56953033.

It is not a weakly prime, because it can be changed into another prime (56953031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28476516 + 28476517.

It is an arithmetic number, because the mean of its divisors is an integer number (28476517).

Almost surely, 2^56953033 is an apocalyptic number.

It is an amenable number.

56953033 is a deficient number, since it is larger than the sum of its proper divisors (1).

56953033 is an equidigital number, since it uses as much as digits as its factorization.

56953033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36450, while the sum is 34.

The square root of 56953033 is about 7546.7233287037. The cubic root of 56953033 is about 384.7443808347.

Adding to 56953033 its reverse (33035965), we get a palindrome (89988998).

The spelling of 56953033 in words is "fifty-six million, nine hundred fifty-three thousand, thirty-three".