212608003 has 2 divisors, whose sum is σ = 212608004. Its totient is φ = 212608002.

The previous prime is 212607911. The next prime is 212608007. The reversal of 212608003 is 300806212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212608003 is a prime.

It is not a weakly prime, because it can be changed into another prime (212608007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106304001 + 106304002.

It is an arithmetic number, because the mean of its divisors is an integer number (106304002).

Almost surely, 2^212608003 is an apocalyptic number.

212608003 is a deficient number, since it is larger than the sum of its proper divisors (1).

212608003 is an equidigital number, since it uses as much as digits as its factorization.

212608003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 212608003 is about 14581.0837388721. The cubic root of 212608003 is about 596.8426766959.

The spelling of 212608003 in words is "two hundred twelve million, six hundred eight thousand, three".