213003283 has 2 divisors, whose sum is σ = 213003284. Its totient is φ = 213003282.

The previous prime is 213003229. The next prime is 213003311. The reversal of 213003283 is 382300312.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213003283 - 2⁹ = 213002771 is a prime.

It is not a weakly prime, because it can be changed into another prime (213003223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106501641 + 106501642.

It is an arithmetic number, because the mean of its divisors is an integer number (106501642).

Almost surely, 2^213003283 is an apocalyptic number.

213003283 is a deficient number, since it is larger than the sum of its proper divisors (1).

213003283 is an equidigital number, since it uses as much as digits as its factorization.

213003283 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 213003283 is about 14594.6319926198. The cubic root of 213003283 is about 597.2123302580.

Adding to 213003283 its reverse (382300312), we get a palindrome (595303595).

The spelling of 213003283 in words is "two hundred thirteen million, three thousand, two hundred eighty-three".