283934213 has 2 divisors, whose sum is σ = 283934214. Its totient is φ = 283934212.

The previous prime is 283934207. The next prime is 283934227. The reversal of 283934213 is 312439382.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 282979684 + 954529 = 16822^2 + 977^2 .

It is a cyclic number.

It is not a de Polignac number, because 283934213 - 2⁸ = 283933957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (283934513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141967106 + 141967107.

It is an arithmetic number, because the mean of its divisors is an integer number (141967107).

Almost surely, 2^283934213 is an apocalyptic number.

It is an amenable number.

283934213 is a deficient number, since it is larger than the sum of its proper divisors (1).

283934213 is an equidigital number, since it uses as much as digits as its factorization.

283934213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 35.

The square root of 283934213 is about 16850.3475631810. The cubic root of 283934213 is about 657.2630868751.

The spelling of 283934213 in words is "two hundred eighty-three million, nine hundred thirty-four thousand, two hundred thirteen".