47112503 has 4 divisors (see below), whose sum is σ = 47911080. Its totient is φ = 46313928.

The previous prime is 47112497. The next prime is 47112517. The reversal of 47112503 is 30521174.

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 47112503 - 2¹² = 47108407 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 (47112553) 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, 399200 + ... + 399317.

It is an arithmetic number, because the mean of its divisors is an integer number (11977770).

Almost surely, 2^47112503 is an apocalyptic number.

47112503 is a deficient number, since it is larger than the sum of its proper divisors (798577).

47112503 is an equidigital number, since it uses as much as digits as its factorization.

47112503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798576.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 47112503 is about 6863.8548207257. The cubic root of 47112503 is about 361.1703244981.

Adding to 47112503 its reverse (30521174), we get a palindrome (77633677).

The spelling of 47112503 in words is "forty-seven million, one hundred twelve thousand, five hundred three".