53103617 has 4 divisors (see below), whose sum is σ = 60689856. Its totient is φ = 45517380.

The previous prime is 53103551. The next prime is 53103623. The reversal of 53103617 is 71630135.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53103617 - 2¹⁴ = 53087233 is a prime.

It is a super-3 number, since 3×53103617³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53103697) 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, 3793109 + ... + 3793122.

It is an arithmetic number, because the mean of its divisors is an integer number (15172464).

Almost surely, 2^53103617 is an apocalyptic number.

It is an amenable number.

53103617 is a deficient number, since it is larger than the sum of its proper divisors (7586239).

53103617 is an equidigital number, since it uses as much as digits as its factorization.

53103617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7586238.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 53103617 is about 7287.2228592242. Note that the first 3 decimals coincide. The cubic root of 53103617 is about 375.8732054175.

The spelling of 53103617 in words is "fifty-three million, one hundred three thousand, six hundred seventeen".