53872503 has 8 divisors (see below), whose sum is σ = 72012528. Its totient is φ = 35823744.

The previous prime is 53872499. The next prime is 53872519. The reversal of 53872503 is 30527835.

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

It is not a de Polignac number, because 53872503 - 2² = 53872499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53874503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21426 + ... + 23807.

It is an arithmetic number, because the mean of its divisors is an integer number (9001566).

Almost surely, 2^53872503 is an apocalyptic number.

53872503 is a deficient number, since it is larger than the sum of its proper divisors (18140025).

53872503 is a wasteful number, since it uses less digits than its factorization.

53872503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45633.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 53872503 is about 7339.7890296656. The cubic root of 53872503 is about 377.6786061836.

The spelling of 53872503 in words is "fifty-three million, eight hundred seventy-two thousand, five hundred three".