212675503 has 4 divisors (see below), whose sum is σ = 221922288. Its totient is φ = 203428720.

The previous prime is 212675483. The next prime is 212675513. The reversal of 212675503 is 305576212.

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 212675503 - 2²¹ = 210578351 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 (212675513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4623358 + ... + 4623403.

It is an arithmetic number, because the mean of its divisors is an integer number (55480572).

Almost surely, 2^212675503 is an apocalyptic number.

212675503 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

212675503 is a deficient number, since it is larger than the sum of its proper divisors (9246785).

212675503 is an equidigital number, since it uses as much as digits as its factorization.

212675503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9246784.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 212675503 is about 14583.3981979510. The cubic root of 212675503 is about 596.9058330170.

The spelling of 212675503 in words is "two hundred twelve million, six hundred seventy-five thousand, five hundred three".