212755003 has 4 divisors (see below), whose sum is σ = 216361080. Its totient is φ = 209148928.

The previous prime is 212754977. The next prime is 212755057. The reversal of 212755003 is 300557212.

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 212755003 - 2⁹ = 212754491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212755063) 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, 1802950 + ... + 1803067.

It is an arithmetic number, because the mean of its divisors is an integer number (54090270).

Almost surely, 2^212755003 is an apocalyptic number.

212755003 is a deficient number, since it is larger than the sum of its proper divisors (3606077).

212755003 is an equidigital number, since it uses as much as digits as its factorization.

212755003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3606076.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 212755003 is about 14586.1236454378. The cubic root of 212755003 is about 596.9801999930.

The spelling of 212755003 in words is "two hundred twelve million, seven hundred fifty-five thousand, three".