53545103 has 2 divisors, whose sum is σ = 53545104. Its totient is φ = 53545102.

The previous prime is 53545099. The next prime is 53545109. The reversal of 53545103 is 30154535.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53545103 - 2² = 53545099 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53545109) 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, 26772551 + 26772552.

It is an arithmetic number, because the mean of its divisors is an integer number (26772552).

Almost surely, 2^53545103 is an apocalyptic number.

53545103 is a deficient number, since it is larger than the sum of its proper divisors (1).

53545103 is an equidigital number, since it uses as much as digits as its factorization.

53545103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 53545103 is about 7317.4519472286. The cubic root of 53545103 is about 376.9119608112.

Adding to 53545103 its reverse (30154535), we get a palindrome (83699638).

The spelling of 53545103 in words is "fifty-three million, five hundred forty-five thousand, one hundred three".