52151503 has 4 divisors (see below), whose sum is σ = 52179120. Its totient is φ = 52123888.

The previous prime is 52151501. The next prime is 52151509. The reversal of 52151503 is 30515125.

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 52151503 - 2¹ = 52151501 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 (52151501) 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, 10750 + ... + 14827.

It is an arithmetic number, because the mean of its divisors is an integer number (13044780).

Almost surely, 2^52151503 is an apocalyptic number.

52151503 is a deficient number, since it is larger than the sum of its proper divisors (27617).

52151503 is a wasteful number, since it uses less digits than its factorization.

52151503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27616.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 52151503 is about 7221.5997535172. The cubic root of 52151503 is about 373.6132556430.

Adding to 52151503 its reverse (30515125), we get a palindrome (82666628).

The spelling of 52151503 in words is "fifty-two million, one hundred fifty-one thousand, five hundred three".