2640325111 has 2 divisors, whose sum is σ = 2640325112. Its totient is φ = 2640325110.

The previous prime is 2640325099. The next prime is 2640325151. The reversal of 2640325111 is 1115230462.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2640325111 - 2²¹ = 2638227959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2640325151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1320162555 + 1320162556.

It is an arithmetic number, because the mean of its divisors is an integer number (1320162556).

Almost surely, 2^2640325111 is an apocalyptic number.

2640325111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2640325111 is an equidigital number, since it uses as much as digits as its factorization.

2640325111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 2640325111 is about 51384.0939493925. The cubic root of 2640325111 is about 1382.1413773757.

Adding to 2640325111 its reverse (1115230462), we get a palindrome (3755555573).

The spelling of 2640325111 in words is "two billion, six hundred forty million, three hundred twenty-five thousand, one hundred eleven".