213002663 has 2 divisors, whose sum is σ = 213002664. Its totient is φ = 213002662.

The previous prime is 213002633. The next prime is 213002681. The reversal of 213002663 is 366200312.

213002663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213002663 - 2²² = 208808359 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213002633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106501331 + 106501332.

It is an arithmetic number, because the mean of its divisors is an integer number (106501332).

Almost surely, 2^213002663 is an apocalyptic number.

213002663 is a deficient number, since it is larger than the sum of its proper divisors (1).

213002663 is an equidigital number, since it uses as much as digits as its factorization.

213002663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 213002663 is about 14594.6107519180. The cubic root of 213002663 is about 597.2117508115.

Adding to 213002663 its reverse (366200312), we get a palindrome (579202975).

The spelling of 213002663 in words is "two hundred thirteen million, two thousand, six hundred sixty-three".