2042253305 has 4 divisors (see below), whose sum is σ = 2450703972. Its totient is φ = 1633802640.

The previous prime is 2042253277. The next prime is 2042253313. The reversal of 2042253305 is 5033522402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1627234921 + 415018384 = 40339^2 + 20372^2 .

It is not a de Polignac number, because 2042253305 - 2⁸ = 2042253049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204225326 + ... + 204225335.

It is an arithmetic number, because the mean of its divisors is an integer number (612675993).

Almost surely, 2^2042253305 is an apocalyptic number.

It is an amenable number.

2042253305 is a deficient number, since it is larger than the sum of its proper divisors (408450667).

2042253305 is an equidigital number, since it uses as much as digits as its factorization.

2042253305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408450666.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 2042253305 is about 45191.2967837835. The cubic root of 2042253305 is about 1268.7319281078.

Adding to 2042253305 its reverse (5033522402), we get a palindrome (7075775707).

The spelling of 2042253305 in words is "two billion, forty-two million, two hundred fifty-three thousand, three hundred five".