2440332313 has 2 divisors, whose sum is σ = 2440332314. Its totient is φ = 2440332312.

The previous prime is 2440332311. The next prime is 2440332329. The reversal of 2440332313 is 3132330442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1765008144 + 675324169 = 42012^2 + 25987^2 .

It is a cyclic number.

It is not a de Polignac number, because 2440332313 - 2¹ = 2440332311 is a prime.

Together with 2440332311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2440332311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1220166156 + 1220166157.

It is an arithmetic number, because the mean of its divisors is an integer number (1220166157).

Almost surely, 2^2440332313 is an apocalyptic number.

It is an amenable number.

2440332313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2440332313 is an equidigital number, since it uses as much as digits as its factorization.

2440332313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 2440332313 is about 49399.7197664116. The cubic root of 2440332313 is about 1346.3242142646.

Adding to 2440332313 its reverse (3132330442), we get a palindrome (5572662755).

The spelling of 2440332313 in words is "two billion, four hundred forty million, three hundred thirty-two thousand, three hundred thirteen".