53103973 has 8 divisors (see below), whose sum is σ = 57319416. Its totient is φ = 48907200.

The previous prime is 53103949. The next prime is 53103983. The reversal of 53103973 is 37930135.

53103973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9847044 + 43256929 = 3138^2 + 6577^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53103973 - 2²¹ = 51006821 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 (53103913) 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 in 7 ways as a sum of consecutive naturals, for example, 1563 + ... + 10423.

It is an arithmetic number, because the mean of its divisors is an integer number (7164927).

Almost surely, 2^53103973 is an apocalyptic number.

It is an amenable number.

53103973 is a deficient number, since it is larger than the sum of its proper divisors (4215443).

53103973 is a wasteful number, since it uses less digits than its factorization.

53103973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9335.

The product of its (nonzero) digits is 8505, while the sum is 31.

The square root of 53103973 is about 7287.2472854981. The cubic root of 53103973 is about 375.8740453513.

The spelling of 53103973 in words is "fifty-three million, one hundred three thousand, nine hundred seventy-three".