52603147 has 4 divisors (see below), whose sum is σ = 53826520. Its totient is φ = 51379776.

The previous prime is 52603141. The next prime is 52603157. The reversal of 52603147 is 74130625.

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

It is a cyclic number.

It is not a de Polignac number, because 52603147 - 2¹⁵ = 52570379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52603141) 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 in 3 ways as a sum of consecutive naturals, for example, 611622 + ... + 611707.

It is an arithmetic number, because the mean of its divisors is an integer number (13456630).

Almost surely, 2^52603147 is an apocalyptic number.

52603147 is a deficient number, since it is larger than the sum of its proper divisors (1223373).

52603147 is a wasteful number, since it uses less digits than its factorization.

52603147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223372.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 52603147 is about 7252.8026996465. The cubic root of 52603147 is about 374.6886826593.

The spelling of 52603147 in words is "fifty-two million, six hundred three thousand, one hundred forty-seven".