2443263313 has 4 divisors (see below), whose sum is σ = 2444654080. Its totient is φ = 2441872548.

The previous prime is 2443263283. The next prime is 2443263391. The reversal of 2443263313 is 3133623442.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3133623442 = 2 ⋅1566811721.

It is a cyclic number.

It is not a de Polignac number, because 2443263313 - 2¹³ = 2443255121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2443263413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 692745 + ... + 696262.

It is an arithmetic number, because the mean of its divisors is an integer number (611163520).

Almost surely, 2^2443263313 is an apocalyptic number.

It is an amenable number.

2443263313 is a deficient number, since it is larger than the sum of its proper divisors (1390767).

2443263313 is a wasteful number, since it uses less digits than its factorization.

2443263313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390766.

The product of its digits is 31104, while the sum is 31.

The square root of 2443263313 is about 49429.3770241948. The cubic root of 2443263313 is about 1346.8630066621.

Adding to 2443263313 its reverse (3133623442), we get a palindrome (5576886755).

The spelling of 2443263313 in words is "two billion, four hundred forty-three million, two hundred sixty-three thousand, three hundred thirteen".