53005103 has 4 divisors (see below), whose sum is σ = 53530008. Its totient is φ = 52480200.

The previous prime is 53005097. The next prime is 53005109. The reversal of 53005103 is 30150035.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (53005097) and next prime (53005109).

It is a cyclic number.

It is not a de Polignac number, because 53005103 - 2⁶ = 53005039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53005109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262301 + ... + 262502.

It is an arithmetic number, because the mean of its divisors is an integer number (13382502).

Almost surely, 2^53005103 is an apocalyptic number.

53005103 is a deficient number, since it is larger than the sum of its proper divisors (524905).

53005103 is a wasteful number, since it uses less digits than its factorization.

53005103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524904.

The product of its (nonzero) digits is 225, while the sum is 17.

The square root of 53005103 is about 7280.4603563236. The cubic root of 53005103 is about 375.6406305863.

Adding to 53005103 its reverse (30150035), we get a palindrome (83155138).

The spelling of 53005103 in words is "fifty-three million, five thousand, one hundred three".