52557203 has 4 divisors (see below), whose sum is σ = 53839128. Its totient is φ = 51275280.

The previous prime is 52557179. The next prime is 52557209. The reversal of 52557203 is 30275525.

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 52557203 - 2¹⁶ = 52491667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52557209) 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, 640901 + ... + 640982.

It is an arithmetic number, because the mean of its divisors is an integer number (13459782).

Almost surely, 2^52557203 is an apocalyptic number.

52557203 is a deficient number, since it is larger than the sum of its proper divisors (1281925).

52557203 is a wasteful number, since it uses less digits than its factorization.

52557203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281924.

The product of its (nonzero) digits is 10500, while the sum is 29.

The square root of 52557203 is about 7249.6346804511. The cubic root of 52557203 is about 374.5795655432.

The spelling of 52557203 in words is "fifty-two million, five hundred fifty-seven thousand, two hundred three".