53850403 has 2 divisors, whose sum is σ = 53850404. Its totient is φ = 53850402.

The previous prime is 53850371. The next prime is 53850409. The reversal of 53850403 is 30405835.

53850403 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 53850403 - 2⁵ = 53850371 is a prime.

It is not a weakly prime, because it can be changed into another prime (53850409) 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, 26925201 + 26925202.

It is an arithmetic number, because the mean of its divisors is an integer number (26925202).

Almost surely, 2^53850403 is an apocalyptic number.

53850403 is a deficient number, since it is larger than the sum of its proper divisors (1).

53850403 is an equidigital number, since it uses as much as digits as its factorization.

53850403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 53850403 is about 7338.2833823722. The cubic root of 53850403 is about 377.6269543616.

The spelling of 53850403 in words is "fifty-three million, eight hundred fifty thousand, four hundred three".