2043313522 has 4 divisors (see below), whose sum is σ = 3064970286. Its totient is φ = 1021656760.

The previous prime is 2043313501. The next prime is 2043313529. The reversal of 2043313522 is 2253133402.

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

It can be written as a sum of positive squares in only one way, i.e., 1252522881 + 790790641 = 35391^2 + 28121^2 .

It is not an unprimeable number, because it can be changed into a prime (2043313529) 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, 510828379 + ... + 510828382.

Almost surely, 2^2043313522 is an apocalyptic number.

2043313522 is a deficient number, since it is larger than the sum of its proper divisors (1021656764).

2043313522 is a wasteful number, since it uses less digits than its factorization.

2043313522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021656763.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 2043313522 is about 45203.0255845779. The cubic root of 2043313522 is about 1268.9514402926.

Adding to 2043313522 its reverse (2253133402), we get a palindrome (4296446924).

The spelling of 2043313522 in words is "two billion, forty-three million, three hundred thirteen thousand, five hundred twenty-two".