2640329113 has 2 divisors, whose sum is σ = 2640329114. Its totient is φ = 2640329112.

The previous prime is 2640329101. The next prime is 2640329147. The reversal of 2640329113 is 3119230462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2514821904 + 125507209 = 50148^2 + 11203^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2640329113 is a prime.

It is not a weakly prime, because it can be changed into another prime (2640329513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1320164556 + 1320164557.

It is an arithmetic number, because the mean of its divisors is an integer number (1320164557).

Almost surely, 2^2640329113 is an apocalyptic number.

It is an amenable number.

2640329113 is a deficient number, since it is larger than the sum of its proper divisors (1).

2640329113 is an equidigital number, since it uses as much as digits as its factorization.

2640329113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 2640329113 is about 51384.1328913897. The cubic root of 2640329113 is about 1382.1420756896.

Adding to 2640329113 its reverse (3119230462), we get a palindrome (5759559575).

The spelling of 2640329113 in words is "two billion, six hundred forty million, three hundred twenty-nine thousand, one hundred thirteen".