52531503 has 4 divisors (see below), whose sum is σ = 70042008. Its totient is φ = 35021000.

The previous prime is 52531489. The next prime is 52531511. The reversal of 52531503 is 30513525.

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 52531503 - 2⁴ = 52531487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52531403) 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, 8755248 + ... + 8755253.

It is an arithmetic number, because the mean of its divisors is an integer number (17510502).

Almost surely, 2^52531503 is an apocalyptic number.

52531503 is a deficient number, since it is larger than the sum of its proper divisors (17510505).

52531503 is a wasteful number, since it uses less digits than its factorization.

52531503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17510504.

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 52531503 is about 7247.8619606060. The cubic root of 52531503 is about 374.5185002415.

The spelling of 52531503 in words is "fifty-two million, five hundred thirty-one thousand, five hundred three".