53415203 has 2 divisors, whose sum is σ = 53415204. Its totient is φ = 53415202.

The previous prime is 53415191. The next prime is 53415209. The reversal of 53415203 is 30251435.

53415203 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 not a de Polignac number, because 53415203 - 2²⁴ = 36637987 is a prime.

It is not a weakly prime, because it can be changed into another prime (53415209) 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, 26707601 + 26707602.

It is an arithmetic number, because the mean of its divisors is an integer number (26707602).

Almost surely, 2^53415203 is an apocalyptic number.

53415203 is a deficient number, since it is larger than the sum of its proper divisors (1).

53415203 is an equidigital number, since it uses as much as digits as its factorization.

53415203 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 23.

The square root of 53415203 is about 7308.5705168658. The cubic root of 53415203 is about 376.6069188478.

Adding to 53415203 its reverse (30251435), we get a palindrome (83666638).

The spelling of 53415203 in words is "fifty-three million, four hundred fifteen thousand, two hundred three".