2042234813 has 2 divisors, whose sum is σ = 2042234814. Its totient is φ = 2042234812.

The previous prime is 2042234809. The next prime is 2042234861. The reversal of 2042234813 is 3184322402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1282570969 + 759663844 = 35813^2 + 27562^2 .

It is a cyclic number.

It is not a de Polignac number, because 2042234813 - 2² = 2042234809 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2042234413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021117406 + 1021117407.

It is an arithmetic number, because the mean of its divisors is an integer number (1021117407).

Almost surely, 2^2042234813 is an apocalyptic number.

It is an amenable number.

2042234813 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042234813 is an equidigital number, since it uses as much as digits as its factorization.

2042234813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 2042234813 is about 45191.0921864033. The cubic root of 2042234813 is about 1268.7280987653.

The spelling of 2042234813 in words is "two billion, forty-two million, two hundred thirty-four thousand, eight hundred thirteen".